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Finding the Fourth Proportional to 733.32, 1,101.20 and 701.73

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Solution

The fourth proportional to 733.32, 1,101.20 and 701.73 is: 1,053.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.32 : 1,101.20 = 701.73 : x
  2. Step 2: Convert to fraction form
    733.32/1,101.20 = 701.73/x
  3. Step 3: Cross multiply
    733.32x = 1,101.20 × 701.73
  4. Step 4: Simplify right side
    733.32x = 772,741.57
  5. Step 5: Solve for x
    x = 772,741.57/733.32
  6. Step 6: Final answer
    x = 1,053.76

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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.