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Finding the Fourth Proportional to 360,767.52, 541,073.52 and 133,008.48

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Solution

The fourth proportional to 360,767.52, 541,073.52 and 133,008.48 is: 199,484.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,767.52 : 541,073.52 = 133,008.48 : x
  2. Step 2: Convert to fraction form
    360,767.52/541,073.52 = 133,008.48/x
  3. Step 3: Cross multiply
    360,767.52x = 541,073.52 × 133,008.48
  4. Step 4: Simplify right side
    360,767.52x = 71,967,366,463.45
  5. Step 5: Solve for x
    x = 71,967,366,463.45/360,767.52
  6. Step 6: Final answer
    x = 199,484.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.