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Finding the Fourth Proportional to 569,229.89, 853,843.97 and 148,505.76

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Solution

The fourth proportional to 569,229.89, 853,843.97 and 148,505.76 is: 222,758.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,229.89 : 853,843.97 = 148,505.76 : x
  2. Step 2: Convert to fraction form
    569,229.89/853,843.97 = 148,505.76/x
  3. Step 3: Cross multiply
    569,229.89x = 853,843.97 × 148,505.76
  4. Step 4: Simplify right side
    569,229.89x = 126,800,746,943.74
  5. Step 5: Solve for x
    x = 126,800,746,943.74/569,229.89
  6. Step 6: Final answer
    x = 222,758.41

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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.