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Finding the Fourth Proportional to 332,138.80, 497,697.90 and 247,501.90

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Solution

The fourth proportional to 332,138.80, 497,697.90 and 247,501.90 is: 370,872.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,138.80 : 497,697.90 = 247,501.90 : x
  2. Step 2: Convert to fraction form
    332,138.80/497,697.90 = 247,501.90/x
  3. Step 3: Cross multiply
    332,138.80x = 497,697.90 × 247,501.90
  4. Step 4: Simplify right side
    332,138.80x = 123,181,175,876.01
  5. Step 5: Solve for x
    x = 123,181,175,876.01/332,138.80
  6. Step 6: Final answer
    x = 370,872.59

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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.