Finding the Fourth Proportional to 907,266.30, 1,251,946.17 and 525,318.90
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Solution
The fourth proportional to 907,266.30, 1,251,946.17 and 525,318.90 is: 724,892.99
Step by Step Solution
- Step 1: Write the proportion equation
907,266.30 : 1,251,946.17 = 525,318.90 : x - Step 2: Convert to fraction form
907,266.30/1,251,946.17 = 525,318.90/x - Step 3: Cross multiply
907,266.30x = 1,251,946.17 × 525,318.90 - Step 4: Simplify right side
907,266.30x = 657,670,984,883.61 - Step 5: Solve for x
x = 657,670,984,883.61/907,266.30 - Step 6: Final answer
x = 724,892.99
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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.