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Finding the Fourth Proportional to 568,375.11, 852,465.78 and 189,252.86

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Solution

The fourth proportional to 568,375.11, 852,465.78 and 189,252.86 is: 283,847.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,375.11 : 852,465.78 = 189,252.86 : x
  2. Step 2: Convert to fraction form
    568,375.11/852,465.78 = 189,252.86/x
  3. Step 3: Cross multiply
    568,375.11x = 852,465.78 × 189,252.86
  4. Step 4: Simplify right side
    568,375.11x = 161,331,586,917.13
  5. Step 5: Solve for x
    x = 161,331,586,917.13/568,375.11
  6. Step 6: Final answer
    x = 283,847.03

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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.