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Finding the Fourth Proportional to 445,767, 615,169.26 and 244,563

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Solution

The fourth proportional to 445,767, 615,169.26 and 244,563 is: 337,502.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,767 : 615,169.26 = 244,563 : x
  2. Step 2: Convert to fraction form
    445,767/615,169.26 = 244,563/x
  3. Step 3: Cross multiply
    445,767x = 615,169.26 × 244,563
  4. Step 4: Simplify right side
    445,767x = 150,447,639,733.38
  5. Step 5: Solve for x
    x = 150,447,639,733.38/445,767
  6. Step 6: Final answer
    x = 337,502.87

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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.