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Finding the Fourth Proportional to 293.11, 439.10 and 195.32

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Solution

The fourth proportional to 293.11, 439.10 and 195.32 is: 292.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.11 : 439.10 = 195.32 : x
  2. Step 2: Convert to fraction form
    293.11/439.10 = 195.32/x
  3. Step 3: Cross multiply
    293.11x = 439.10 × 195.32
  4. Step 4: Simplify right side
    293.11x = 85,765.13
  5. Step 5: Solve for x
    x = 85,765.13/293.11
  6. Step 6: Final answer
    x = 292.61

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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.