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Finding the Fourth Proportional to 425,773.44, 587,524.32 and 234,781.92

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Solution

The fourth proportional to 425,773.44, 587,524.32 and 234,781.92 is: 323,975.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,773.44 : 587,524.32 = 234,781.92 : x
  2. Step 2: Convert to fraction form
    425,773.44/587,524.32 = 234,781.92/x
  3. Step 3: Cross multiply
    425,773.44x = 587,524.32 × 234,781.92
  4. Step 4: Simplify right side
    425,773.44x = 137,940,087,896.29
  5. Step 5: Solve for x
    x = 137,940,087,896.29/425,773.44
  6. Step 6: Final answer
    x = 323,975.32

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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.