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Finding the Fourth Proportional to 454,382.82, 627,046.25 and 247,650.86

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Solution

The fourth proportional to 454,382.82, 627,046.25 and 247,650.86 is: 341,757.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,382.82 : 627,046.25 = 247,650.86 : x
  2. Step 2: Convert to fraction form
    454,382.82/627,046.25 = 247,650.86/x
  3. Step 3: Cross multiply
    454,382.82x = 627,046.25 × 247,650.86
  4. Step 4: Simplify right side
    454,382.82x = 155,288,543,401.64
  5. Step 5: Solve for x
    x = 155,288,543,401.64/454,382.82
  6. Step 6: Final answer
    x = 341,757.07

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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.