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Finding the Fourth Proportional to 513,732.92, 767,449.22 and 370,354.56

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Solution

The fourth proportional to 513,732.92, 767,449.22 and 370,354.56 is: 553,260.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,732.92 : 767,449.22 = 370,354.56 : x
  2. Step 2: Convert to fraction form
    513,732.92/767,449.22 = 370,354.56/x
  3. Step 3: Cross multiply
    513,732.92x = 767,449.22 × 370,354.56
  4. Step 4: Simplify right side
    513,732.92x = 284,228,318,195.44
  5. Step 5: Solve for x
    x = 284,228,318,195.44/513,732.92
  6. Step 6: Final answer
    x = 553,260.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.