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Finding the Fourth Proportional to 299.64, 413.52 and 175.26

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Solution

The fourth proportional to 299.64, 413.52 and 175.26 is: 241.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.64 : 413.52 = 175.26 : x
  2. Step 2: Convert to fraction form
    299.64/413.52 = 175.26/x
  3. Step 3: Cross multiply
    299.64x = 413.52 × 175.26
  4. Step 4: Simplify right side
    299.64x = 72,473.52
  5. Step 5: Solve for x
    x = 72,473.52/299.64
  6. Step 6: Final answer
    x = 241.87

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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.