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Finding the Fourth Proportional to 733.93, 1,101.20 and 301.13

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Solution

The fourth proportional to 733.93, 1,101.20 and 301.13 is: 451.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.93 : 1,101.20 = 301.13 : x
  2. Step 2: Convert to fraction form
    733.93/1,101.20 = 301.13/x
  3. Step 3: Cross multiply
    733.93x = 1,101.20 × 301.13
  4. Step 4: Simplify right side
    733.93x = 331,604.36
  5. Step 5: Solve for x
    x = 331,604.36/733.93
  6. Step 6: Final answer
    x = 451.82

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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.