Finding the Fourth Proportional to 887,287.97, 1,331,155.94 and 247,591.17
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Solution
The fourth proportional to 887,287.97, 1,331,155.94 and 247,591.17 is: 371,449.26
Step by Step Solution
- Step 1: Write the proportion equation
887,287.97 : 1,331,155.94 = 247,591.17 : x - Step 2: Convert to fraction form
887,287.97/1,331,155.94 = 247,591.17/x - Step 3: Cross multiply
887,287.97x = 1,331,155.94 × 247,591.17 - Step 4: Simplify right side
887,287.97x = 329,582,456,637.05 - Step 5: Solve for x
x = 329,582,456,637.05/887,287.97 - Step 6: Final answer
x = 371,449.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.