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Finding the Fourth Proportional to 293.34, 439.26 and 232.86

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Solution

The fourth proportional to 293.34, 439.26 and 232.86 is: 348.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.34 : 439.26 = 232.86 : x
  2. Step 2: Convert to fraction form
    293.34/439.26 = 232.86/x
  3. Step 3: Cross multiply
    293.34x = 439.26 × 232.86
  4. Step 4: Simplify right side
    293.34x = 102,286.08
  5. Step 5: Solve for x
    x = 102,286.08/293.34
  6. Step 6: Final answer
    x = 348.69

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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.