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Finding the Fourth Proportional to 240.44, 330.26 and 235.83

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Solution

The fourth proportional to 240.44, 330.26 and 235.83 is: 323.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.44 : 330.26 = 235.83 : x
  2. Step 2: Convert to fraction form
    240.44/330.26 = 235.83/x
  3. Step 3: Cross multiply
    240.44x = 330.26 × 235.83
  4. Step 4: Simplify right side
    240.44x = 77,883.80
  5. Step 5: Solve for x
    x = 77,883.80/240.44
  6. Step 6: Final answer
    x = 323.92

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.