How to convert feet to fathoms (US survey)
1 foot is equal to 0.1666663333 fathoms (US survey), and 1 fathom (us survey) is equal to 6.000012 feet. To convert, multiply by the conversion factor:
fathoms (US survey) = feet × 0.1666663333
fathoms (US survey) = feet ÷ 6.000012Example: convert 15 ft to ftm (US): 15 × 0.1666663333 = 2.499995 ftm (US).
Foot to Fathom (US Survey) conversion table
| Foot (ft) | Fathom (US Survey) (ftm (US)) |
|---|---|
| 0.01 ft | 0.001666663333 ftm (US) |
| 0.1 ft | 0.01666663333 ftm (US) |
| 1 ft | 0.1666663333 ftm (US) |
| 2 ft | 0.3333326667 ftm (US) |
| 3 ft | 0.499999 ftm (US) |
| 5 ft | 0.8333316667 ftm (US) |
| 10 ft | 1.666663333 ftm (US) |
| 20 ft | 3.333326667 ftm (US) |
| 50 ft | 8.333316667 ftm (US) |
| 100 ft | 16.66663333 ftm (US) |
| 250 ft | 41.66658333 ftm (US) |
| 500 ft | 83.33316667 ftm (US) |
| 1,000 ft | 166.6663333 ftm (US) |
About the foot
The international foot is exactly 0.3048 m, or 12 inches. It's used in the US and UK for height, building dimensions and aircraft altitude.
Symbol: ft · 1 ft = 0.3048 m · Category: Imperial & US customary
About the fathom (us survey)
The US survey fathom is 6 US survey feet, about 1.8288037 m.
Symbol: ftm (US) · 1 ftm (US) = 1.828803658 m · Category: US survey units