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Finding the Fourth Proportional to 568,687.97, 852,794.80 and 231,499.76

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Solution

The fourth proportional to 568,687.97, 852,794.80 and 231,499.76 is: 347,153.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,687.97 : 852,794.80 = 231,499.76 : x
  2. Step 2: Convert to fraction form
    568,687.97/852,794.80 = 231,499.76/x
  3. Step 3: Cross multiply
    568,687.97x = 852,794.80 × 231,499.76
  4. Step 4: Simplify right side
    568,687.97x = 197,421,786,686.53
  5. Step 5: Solve for x
    x = 197,421,786,686.53/568,687.97
  6. Step 6: Final answer
    x = 347,153.09

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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.