We are being asked to determine the result or the answer of "4 ten thousand X 10". Well, the answer to 4 ten thousand can be represented as 4x10,000 equals to 40,000. And then the result should be multiplied again by 10 to complete interpretation of the given problem. It can be shown as 40,000 times 10 is equal to 400,000. Therefore, the answer is 400, 000.