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Finding the Fourth Proportional to 568,374.11, 852,464.28 and 189,251.86

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Solution

The fourth proportional to 568,374.11, 852,464.28 and 189,251.86 is: 283,845.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,374.11 : 852,464.28 = 189,251.86 : x
  2. Step 2: Convert to fraction form
    568,374.11/852,464.28 = 189,251.86/x
  3. Step 3: Cross multiply
    568,374.11x = 852,464.28 × 189,251.86
  4. Step 4: Simplify right side
    568,374.11x = 161,330,445,557.32
  5. Step 5: Solve for x
    x = 161,330,445,557.32/568,374.11
  6. Step 6: Final answer
    x = 283,845.52

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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.