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Finding the Fourth Proportional to 425,577.52, 587,132.16 and 244,223.92

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Solution

The fourth proportional to 425,577.52, 587,132.16 and 244,223.92 is: 336,934.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,577.52 : 587,132.16 = 244,223.92 : x
  2. Step 2: Convert to fraction form
    425,577.52/587,132.16 = 244,223.92/x
  3. Step 3: Cross multiply
    425,577.52x = 587,132.16 × 244,223.92
  4. Step 4: Simplify right side
    425,577.52x = 143,391,717,673.27
  5. Step 5: Solve for x
    x = 143,391,717,673.27/425,577.52
  6. Step 6: Final answer
    x = 336,934.43

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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.