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Finding the Fourth Proportional to 425,713.12, 587,569.20 and 244,549.30

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Solution

The fourth proportional to 425,713.12, 587,569.20 and 244,549.30 is: 337,526.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,713.12 : 587,569.20 = 244,549.30 : x
  2. Step 2: Convert to fraction form
    425,713.12/587,569.20 = 244,549.30/x
  3. Step 3: Cross multiply
    425,713.12x = 587,569.20 × 244,549.30
  4. Step 4: Simplify right side
    425,713.12x = 143,689,636,561.56
  5. Step 5: Solve for x
    x = 143,689,636,561.56/425,713.12
  6. Step 6: Final answer
    x = 337,526.92

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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.