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Finding the Fourth Proportional to 425,398.02, 587,072.37 and 244,108.47

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Solution

The fourth proportional to 425,398.02, 587,072.37 and 244,108.47 is: 336,882.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,398.02 : 587,072.37 = 244,108.47 : x
  2. Step 2: Convert to fraction form
    425,398.02/587,072.37 = 244,108.47/x
  3. Step 3: Cross multiply
    425,398.02x = 587,072.37 × 244,108.47
  4. Step 4: Simplify right side
    425,398.02x = 143,309,338,019.97
  5. Step 5: Solve for x
    x = 143,309,338,019.97/425,398.02
  6. Step 6: Final answer
    x = 336,882.95

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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.