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Finding the Fourth Proportional to 232.64, 346.08 and 230.32

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Solution

The fourth proportional to 232.64, 346.08 and 230.32 is: 342.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.64 : 346.08 = 230.32 : x
  2. Step 2: Convert to fraction form
    232.64/346.08 = 230.32/x
  3. Step 3: Cross multiply
    232.64x = 346.08 × 230.32
  4. Step 4: Simplify right side
    232.64x = 79,709.15
  5. Step 5: Solve for x
    x = 79,709.15/232.64
  6. Step 6: Final answer
    x = 342.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.