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Finding the Fourth Proportional to 559,042.80, 838,306.02 and 179,892.96

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Solution

The fourth proportional to 559,042.80, 838,306.02 and 179,892.96 is: 269,756.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,042.80 : 838,306.02 = 179,892.96 : x
  2. Step 2: Convert to fraction form
    559,042.80/838,306.02 = 179,892.96/x
  3. Step 3: Cross multiply
    559,042.80x = 838,306.02 × 179,892.96
  4. Step 4: Simplify right side
    559,042.80x = 150,805,351,323.62
  5. Step 5: Solve for x
    x = 150,805,351,323.62/559,042.80
  6. Step 6: Final answer
    x = 269,756.36

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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.