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Finding the Fourth Proportional to 795.67, 1,193.70 and 247.97

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Solution

The fourth proportional to 795.67, 1,193.70 and 247.97 is: 372.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.67 : 1,193.70 = 247.97 : x
  2. Step 2: Convert to fraction form
    795.67/1,193.70 = 247.97/x
  3. Step 3: Cross multiply
    795.67x = 1,193.70 × 247.97
  4. Step 4: Simplify right side
    795.67x = 296,001.79
  5. Step 5: Solve for x
    x = 296,001.79/795.67
  6. Step 6: Final answer
    x = 372.02

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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.