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Finding the Fourth Proportional to 795.34, 1,193.46 and 308.44

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Solution

The fourth proportional to 795.34, 1,193.46 and 308.44 is: 462.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.34 : 1,193.46 = 308.44 : x
  2. Step 2: Convert to fraction form
    795.34/1,193.46 = 308.44/x
  3. Step 3: Cross multiply
    795.34x = 1,193.46 × 308.44
  4. Step 4: Simplify right side
    795.34x = 368,110.80
  5. Step 5: Solve for x
    x = 368,110.80/795.34
  6. Step 6: Final answer
    x = 462.83

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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.