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Finding the Fourth Proportional to 482,732.80, 666,169.05 and 267,872.38

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Solution

The fourth proportional to 482,732.80, 666,169.05 and 267,872.38 is: 369,662.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,732.80 : 666,169.05 = 267,872.38 : x
  2. Step 2: Convert to fraction form
    482,732.80/666,169.05 = 267,872.38/x
  3. Step 3: Cross multiply
    482,732.80x = 666,169.05 × 267,872.38
  4. Step 4: Simplify right side
    482,732.80x = 178,448,288,905.84
  5. Step 5: Solve for x
    x = 178,448,288,905.84/482,732.80
  6. Step 6: Final answer
    x = 369,662.66

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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.