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Finding the Fourth Proportional to 425,690.91, 587,427.80 and 244,363.23

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Solution

The fourth proportional to 425,690.91, 587,427.80 and 244,363.23 is: 337,206.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,690.91 : 587,427.80 = 244,363.23 : x
  2. Step 2: Convert to fraction form
    425,690.91/587,427.80 = 244,363.23/x
  3. Step 3: Cross multiply
    425,690.91x = 587,427.80 × 244,363.23
  4. Step 4: Simplify right side
    425,690.91x = 143,545,753,377.98
  5. Step 5: Solve for x
    x = 143,545,753,377.98/425,690.91
  6. Step 6: Final answer
    x = 337,206.53

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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.