Finding the Fourth Proportional to 730,481.84, 1,008,046.14 and 408,194.58
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Solution
The fourth proportional to 730,481.84, 1,008,046.14 and 408,194.58 is: 563,298.02
Step by Step Solution
- Step 1: Write the proportion equation
730,481.84 : 1,008,046.14 = 408,194.58 : x - Step 2: Convert to fraction form
730,481.84/1,008,046.14 = 408,194.58/x - Step 3: Cross multiply
730,481.84x = 1,008,046.14 × 408,194.58 - Step 4: Simplify right side
730,481.84x = 411,478,970,737.92 - Step 5: Solve for x
x = 411,478,970,737.92/730,481.84 - Step 6: Final answer
x = 563,298.02
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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.