- Balance a ration using the Pearson Square. You are looking to create a 23% crude protein ration. Your final batch should consist of 1300 pounds. Feed cheap! (and list the total cost for your ration at the end.) Balance your ration, and solve for the number of pounds you will need for each feed in your final ration to obtain the desired crude protein of 23%. List the total cost of your ration (1300-pound batch.) Attach either a photo of your work with answers circled, OR attach your work typed in a Word document. - Your feed options include