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Finding the Fourth Proportional to 733.88, 1,101.04 and 368.24

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Solution

The fourth proportional to 733.88, 1,101.04 and 368.24 is: 552.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.88 : 1,101.04 = 368.24 : x
  2. Step 2: Convert to fraction form
    733.88/1,101.04 = 368.24/x
  3. Step 3: Cross multiply
    733.88x = 1,101.04 × 368.24
  4. Step 4: Simplify right side
    733.88x = 405,446.97
  5. Step 5: Solve for x
    x = 405,446.97/733.88
  6. Step 6: Final answer
    x = 552.47

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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.