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Finding the Fourth Proportional to 299.63, 413.49 and 183.26

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Solution

The fourth proportional to 299.63, 413.49 and 183.26 is: 252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.63 : 413.49 = 183.26 : x
  2. Step 2: Convert to fraction form
    299.63/413.49 = 183.26/x
  3. Step 3: Cross multiply
    299.63x = 413.49 × 183.26
  4. Step 4: Simplify right side
    299.63x = 75,776.18
  5. Step 5: Solve for x
    x = 75,776.18/299.63
  6. Step 6: Final answer
    x = 252.90

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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.