Finding the Fourth Proportional to 469,149.14, 703,722.90 and 132,189.14
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Solution
The fourth proportional to 469,149.14, 703,722.90 and 132,189.14 is: 198,283.48
Step by Step Solution
- Step 1: Write the proportion equation
469,149.14 : 703,722.90 = 132,189.14 : x - Step 2: Convert to fraction form
469,149.14/703,722.90 = 132,189.14/x - Step 3: Cross multiply
469,149.14x = 703,722.90 × 132,189.14 - Step 4: Simplify right side
469,149.14x = 93,024,524,949.31 - Step 5: Solve for x
x = 93,024,524,949.31/469,149.14 - Step 6: Final answer
x = 198,283.48
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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.