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Finding the Fourth Proportional to 568,377.11, 852,468.78 and 189,254.86

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Solution

The fourth proportional to 568,377.11, 852,468.78 and 189,254.86 is: 283,850.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,377.11 : 852,468.78 = 189,254.86 : x
  2. Step 2: Convert to fraction form
    568,377.11/852,468.78 = 189,254.86/x
  3. Step 3: Cross multiply
    568,377.11x = 852,468.78 × 189,254.86
  4. Step 4: Simplify right side
    568,377.11x = 161,333,859,613.27
  5. Step 5: Solve for x
    x = 161,333,859,613.27/568,377.11
  6. Step 6: Final answer
    x = 283,850.03

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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.