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Finding the Fourth Proportional to 323.44, 487.06 and 232.77

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Solution

The fourth proportional to 323.44, 487.06 and 232.77 is: 350.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.44 : 487.06 = 232.77 : x
  2. Step 2: Convert to fraction form
    323.44/487.06 = 232.77/x
  3. Step 3: Cross multiply
    323.44x = 487.06 × 232.77
  4. Step 4: Simplify right side
    323.44x = 113,375.51
  5. Step 5: Solve for x
    x = 113,375.51/323.44
  6. Step 6: Final answer
    x = 350.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.