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Finding the Fourth Proportional to 242,560.14, 332,308.95 and 233,469.48

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Solution

The fourth proportional to 242,560.14, 332,308.95 and 233,469.48 is: 319,854.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,560.14 : 332,308.95 = 233,469.48 : x
  2. Step 2: Convert to fraction form
    242,560.14/332,308.95 = 233,469.48/x
  3. Step 3: Cross multiply
    242,560.14x = 332,308.95 × 233,469.48
  4. Step 4: Simplify right side
    242,560.14x = 77,583,997,755.85
  5. Step 5: Solve for x
    x = 77,583,997,755.85/242,560.14
  6. Step 6: Final answer
    x = 319,854.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.