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Finding the Fourth Proportional to 568,769.91, 852,918.15 and 231,581.91

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Solution

The fourth proportional to 568,769.91, 852,918.15 and 231,581.91 is: 347,276.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,769.91 : 852,918.15 = 231,581.91 : x
  2. Step 2: Convert to fraction form
    568,769.91/852,918.15 = 231,581.91/x
  3. Step 3: Cross multiply
    568,769.91x = 852,918.15 × 231,581.91
  4. Step 4: Simplify right side
    568,769.91x = 197,520,414,250.67
  5. Step 5: Solve for x
    x = 197,520,414,250.67/568,769.91
  6. Step 6: Final answer
    x = 347,276.48

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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.