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Finding the Fourth Proportional to 531,723.62, 795,711.87 and 332,138

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Solution

The fourth proportional to 531,723.62, 795,711.87 and 332,138 is: 497,036.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,723.62 : 795,711.87 = 332,138 : x
  2. Step 2: Convert to fraction form
    531,723.62/795,711.87 = 332,138/x
  3. Step 3: Cross multiply
    531,723.62x = 795,711.87 × 332,138
  4. Step 4: Simplify right side
    531,723.62x = 264,286,149,078.06
  5. Step 5: Solve for x
    x = 264,286,149,078.06/531,723.62
  6. Step 6: Final answer
    x = 497,036.69

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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.