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Finding the Fourth Proportional to 275,997.34, 413,996.01 and 89,008.84

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Solution

The fourth proportional to 275,997.34, 413,996.01 and 89,008.84 is: 133,513.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,997.34 : 413,996.01 = 89,008.84 : x
  2. Step 2: Convert to fraction form
    275,997.34/413,996.01 = 89,008.84/x
  3. Step 3: Cross multiply
    275,997.34x = 413,996.01 × 89,008.84
  4. Step 4: Simplify right side
    275,997.34x = 36,849,304,614.73
  5. Step 5: Solve for x
    x = 36,849,304,614.73/275,997.34
  6. Step 6: Final answer
    x = 133,513.26

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1.5x scale

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.