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Finding the Fourth Proportional to 425,761.48, 587,590.26 and 244,497.16

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Solution

The fourth proportional to 425,761.48, 587,590.26 and 244,497.16 is: 337,428.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,761.48 : 587,590.26 = 244,497.16 : x
  2. Step 2: Convert to fraction form
    425,761.48/587,590.26 = 244,497.16/x
  3. Step 3: Cross multiply
    425,761.48x = 587,590.26 × 244,497.16
  4. Step 4: Simplify right side
    425,761.48x = 143,664,149,813.66
  5. Step 5: Solve for x
    x = 143,664,149,813.66/425,761.48
  6. Step 6: Final answer
    x = 337,428.72

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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.