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Finding the Fourth Proportional to 425,463.29, 587,139.31 and 234,476.67

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Solution

The fourth proportional to 425,463.29, 587,139.31 and 234,476.67 is: 323,577.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,463.29 : 587,139.31 = 234,476.67 : x
  2. Step 2: Convert to fraction form
    425,463.29/587,139.31 = 234,476.67/x
  3. Step 3: Cross multiply
    425,463.29x = 587,139.31 × 234,476.67
  4. Step 4: Simplify right side
    425,463.29x = 137,670,470,234.90
  5. Step 5: Solve for x
    x = 137,670,470,234.90/425,463.29
  6. Step 6: Final answer
    x = 323,577.79

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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.