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Finding the Fourth Proportional to 425,508.32, 587,204.26 and 234,521.71

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Solution

The fourth proportional to 425,508.32, 587,204.26 and 234,521.71 is: 323,641.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,508.32 : 587,204.26 = 234,521.71 : x
  2. Step 2: Convert to fraction form
    425,508.32/587,204.26 = 234,521.71/x
  3. Step 3: Cross multiply
    425,508.32x = 587,204.26 × 234,521.71
  4. Step 4: Simplify right side
    425,508.32x = 137,712,145,120.17
  5. Step 5: Solve for x
    x = 137,712,145,120.17/425,508.32
  6. Step 6: Final answer
    x = 323,641.48

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1.5x scale

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.