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Finding the Fourth Proportional to 232, 346.86 and 226.53

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Solution

The fourth proportional to 232, 346.86 and 226.53 is: 338.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    232 : 346.86 = 226.53 : x
  2. Step 2: Convert to fraction form
    232/346.86 = 226.53/x
  3. Step 3: Cross multiply
    232x = 346.86 × 226.53
  4. Step 4: Simplify right side
    232x = 78,574.20
  5. Step 5: Solve for x
    x = 78,574.20/232
  6. Step 6: Final answer
    x = 338.68

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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.