Conversion formula

The conversion factor from feet to miles is 0.00018939393939394, which means that 1 foot is equal to 0.00018939393939394 miles:

1 ft = 0.00018939393939394 mi

To convert 721 feet into miles we have to multiply 721 by the conversion factor in order to get the length amount from feet to miles. We can also form a simple proportion to calculate the result:

1 ft → 0.00018939393939394 mi

721 ft → L_(mi)

Solve the above proportion to obtain the length L in miles:

L_(mi) = 721 ft × 0.00018939393939394 mi

L_(mi) = 0.13655303030303 mi

The final result is:

721 ft → 0.13655303030303 mi

We conclude that 721 feet is equivalent to 0.13655303030303 miles:

721 feet = 0.13655303030303 miles

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile is equal to 7.3231622746186 × 721 feet.

Another way is saying that 721 feet is equal to 1 ÷ 7.3231622746186 miles.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that seven hundred twenty-one feet is approximately zero point one three seven miles:

721 ft ≅ 0.137 mi

An alternative is also that one mile is approximately seven point three two three times seven hundred twenty-one feet.

Conversion table

feet to miles chart

For quick reference purposes, below is the conversion table you can use to convert from feet to miles