Can we set check point to control PR total amount greater than or equal to total PO amount?

Summary:

Can we set check point or approval rule to control PR total amount greater than or equal to total PO amount?

Content (please ensure you mask any confidential information):

When we transfer PR to PO, is there any way to check total PR amount must greater than or equal to total PO amount is this PO?

We found there's price tolerance can limit PO price must less than or equal to PR price in allowable tolerance range. And also 'Amount Exceeded Percent ' in approval workflow to control the total PO line amount must less than or equal to total PR line amount.