dependentObservable dependent with each other

[jigjosh]

Dear All

I am having following view model
Item , Quantity, Rate and Amout
Now need to give functionally so that if User Enter Rate then Amount
will calculate
amount = Rate * Quantity
if user enter Amount then Rate will Calulate
Rate = Amount/Quantity
Pl help me how to manage this with knockout

Thanks
jignesh

[rpn]

This is a good case to use a writeable computed observable ( http://knockoutjs.com/documentation/computedObservables.html#writeable_computed_observables ).

Here is a sample:  http://jsfiddle.net/rniemeyer/qcnyr/