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Finding the Fourth Proportional to 425,468.43, 587,139.62 and 244,176.15

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Solution

The fourth proportional to 425,468.43, 587,139.62 and 244,176.15 is: 336,959.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,468.43 : 587,139.62 = 244,176.15 : x
  2. Step 2: Convert to fraction form
    425,468.43/587,139.62 = 244,176.15/x
  3. Step 3: Cross multiply
    425,468.43x = 587,139.62 × 244,176.15
  4. Step 4: Simplify right side
    425,468.43x = 143,365,491,924.06
  5. Step 5: Solve for x
    x = 143,365,491,924.06/425,468.43
  6. Step 6: Final answer
    x = 336,959.18

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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.