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Finding the Fourth Proportional to 794.73, 1,191.69 and 332.39

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Solution

The fourth proportional to 794.73, 1,191.69 and 332.39 is: 498.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.73 : 1,191.69 = 332.39 : x
  2. Step 2: Convert to fraction form
    794.73/1,191.69 = 332.39/x
  3. Step 3: Cross multiply
    794.73x = 1,191.69 × 332.39
  4. Step 4: Simplify right side
    794.73x = 396,099.88
  5. Step 5: Solve for x
    x = 396,099.88/794.73
  6. Step 6: Final answer
    x = 498.41

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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.