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Finding the Fourth Proportional to 323.16, 446.33 and 250.37

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Solution

The fourth proportional to 323.16, 446.33 and 250.37 is: 345.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.16 : 446.33 = 250.37 : x
  2. Step 2: Convert to fraction form
    323.16/446.33 = 250.37/x
  3. Step 3: Cross multiply
    323.16x = 446.33 × 250.37
  4. Step 4: Simplify right side
    323.16x = 111,745.41
  5. Step 5: Solve for x
    x = 111,745.41/323.16
  6. Step 6: Final answer
    x = 345.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.