Finding the Fourth Proportional to 328,337.97, 492,470.16 and 88,469.70
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Solution
The fourth proportional to 328,337.97, 492,470.16 and 88,469.70 is: 132,694.64
Step by Step Solution
- Step 1: Write the proportion equation
328,337.97 : 492,470.16 = 88,469.70 : x - Step 2: Convert to fraction form
328,337.97/492,470.16 = 88,469.70/x - Step 3: Cross multiply
328,337.97x = 492,470.16 × 88,469.70 - Step 4: Simplify right side
328,337.97x = 43,568,687,314.15 - Step 5: Solve for x
x = 43,568,687,314.15/328,337.97 - Step 6: Final answer
x = 132,694.64
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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.