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Finding the Fourth Proportional to 733.56, 1,100.64 and 502.91

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Solution

The fourth proportional to 733.56, 1,100.64 and 502.91 is: 754.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.56 : 1,100.64 = 502.91 : x
  2. Step 2: Convert to fraction form
    733.56/1,100.64 = 502.91/x
  3. Step 3: Cross multiply
    733.56x = 1,100.64 × 502.91
  4. Step 4: Simplify right side
    733.56x = 553,520.54
  5. Step 5: Solve for x
    x = 553,520.54/733.56
  6. Step 6: Final answer
    x = 754.57

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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.