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Finding the Fourth Proportional to 299.52, 413.36 and 183.08

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Solution

The fourth proportional to 299.52, 413.36 and 183.08 is: 252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.52 : 413.36 = 183.08 : x
  2. Step 2: Convert to fraction form
    299.52/413.36 = 183.08/x
  3. Step 3: Cross multiply
    299.52x = 413.36 × 183.08
  4. Step 4: Simplify right side
    299.52x = 75,677.95
  5. Step 5: Solve for x
    x = 75,677.95/299.52
  6. Step 6: Final answer
    x = 252.66

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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.