Finding the Fourth Proportional to 841,304.96, 1,160,116.96 and 554,458.08
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Solution
The fourth proportional to 841,304.96, 1,160,116.96 and 554,458.08 is: 764,569.63
Step by Step Solution
- Step 1: Write the proportion equation
841,304.96 : 1,160,116.96 = 554,458.08 : x - Step 2: Convert to fraction form
841,304.96/1,160,116.96 = 554,458.08/x - Step 3: Cross multiply
841,304.96x = 1,160,116.96 × 554,458.08 - Step 4: Simplify right side
841,304.96x = 643,236,222,217.04 - Step 5: Solve for x
x = 643,236,222,217.04/841,304.96 - Step 6: Final answer
x = 764,569.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.