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 400 feet into miles we have to multiply 400 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

400 ft → L_(mi)

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

L_(mi) = 400 ft × 0.00018939393939394 mi

L_(mi) = 0.075757575757576 mi

The final result is:

400 ft → 0.075757575757576 mi

We conclude that 400 feet is equivalent to 0.075757575757576 miles:

400 feet = 0.075757575757576 miles

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile is equal to 13.2 × 400 feet.

Another way is saying that 400 feet is equal to 1 ÷ 13.2 miles.

Approximate result

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

400 ft ≅ 0.076 mi

An alternative is also that one mile is approximately thirteen point two times four hundred 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