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Finding the Fourth Proportional to 299.44, 413.12 and 182.96

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Solution

The fourth proportional to 299.44, 413.12 and 182.96 is: 252.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.44 : 413.12 = 182.96 : x
  2. Step 2: Convert to fraction form
    299.44/413.12 = 182.96/x
  3. Step 3: Cross multiply
    299.44x = 413.12 × 182.96
  4. Step 4: Simplify right side
    299.44x = 75,584.44
  5. Step 5: Solve for x
    x = 75,584.44/299.44
  6. Step 6: Final answer
    x = 252.42

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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.