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Finding the Fourth Proportional to 240.53, 334.17 and 237.65

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Solution

The fourth proportional to 240.53, 334.17 and 237.65 is: 330.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.53 : 334.17 = 237.65 : x
  2. Step 2: Convert to fraction form
    240.53/334.17 = 237.65/x
  3. Step 3: Cross multiply
    240.53x = 334.17 × 237.65
  4. Step 4: Simplify right side
    240.53x = 79,413.92
  5. Step 5: Solve for x
    x = 79,413.92/240.53
  6. Step 6: Final answer
    x = 330.17

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.