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Finding the Fourth Proportional to 568,745.74, 853,116.18 and 231,711.22

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Solution

The fourth proportional to 568,745.74, 853,116.18 and 231,711.22 is: 347,565.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,745.74 : 853,116.18 = 231,711.22 : x
  2. Step 2: Convert to fraction form
    568,745.74/853,116.18 = 231,711.22/x
  3. Step 3: Cross multiply
    568,745.74x = 853,116.18 × 231,711.22
  4. Step 4: Simplify right side
    568,745.74x = 197,676,590,869.54
  5. Step 5: Solve for x
    x = 197,676,590,869.54/568,745.74
  6. Step 6: Final answer
    x = 347,565.84

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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.