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 1685 feet into miles we have to multiply 1685 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

1685 ft → L_(mi)

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

L_(mi) = 1685 ft × 0.00018939393939394 mi

L_(mi) = 0.31912878787879 mi

The final result is:

1685 ft → 0.31912878787879 mi

We conclude that 1685 feet is equivalent to 0.31912878787879 miles:

1685 feet = 0.31912878787879 miles

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile is equal to 3.13353115727 × 1685 feet.

Another way is saying that 1685 feet is equal to 1 ÷ 3.13353115727 miles.

Approximate result

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

1685 ft ≅ 0.319 mi

An alternative is also that one mile is approximately three point one three four times one thousand six hundred eighty-five 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