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Finding the Fourth Proportional to 733.28, 1,098.96 and 367.16

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Solution

The fourth proportional to 733.28, 1,098.96 and 367.16 is: 550.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.28 : 1,098.96 = 367.16 : x
  2. Step 2: Convert to fraction form
    733.28/1,098.96 = 367.16/x
  3. Step 3: Cross multiply
    733.28x = 1,098.96 × 367.16
  4. Step 4: Simplify right side
    733.28x = 403,494.15
  5. Step 5: Solve for x
    x = 403,494.15/733.28
  6. Step 6: Final answer
    x = 550.26

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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.