Conversion formula

The conversion factor from kilometers to miles is 0.62137119223733, which means that 1 kilometer is equal to 0.62137119223733 miles:

1 km = 0.62137119223733 mi

To convert 690 kilometers into miles we have to multiply 690 by the conversion factor in order to get the length amount from kilometers to miles. We can also form a simple proportion to calculate the result:

1 km → 0.62137119223733 mi

690 km → L_(mi)

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

L_(mi) = 690 km × 0.62137119223733 mi

L_(mi) = 428.74612264376 mi

The final result is:

690 km → 428.74612264376 mi

We conclude that 690 kilometers is equivalent to 428.74612264376 miles:

690 kilometers = 428.74612264376 miles

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile is equal to 0.0023323826086957 × 690 kilometers.

Another way is saying that 690 kilometers is equal to 1 ÷ 0.0023323826086957 miles.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred ninety kilometers is approximately four hundred twenty-eight point seven four six miles:

690 km ≅ 428.746 mi

An alternative is also that one mile is approximately zero point zero zero two times six hundred ninety kilometers.

Conversion table

kilometers to miles chart

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