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Finding the Fourth Proportional to 299.67, 413.55 and 175.37

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Solution

The fourth proportional to 299.67, 413.55 and 175.37 is: 242.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.67 : 413.55 = 175.37 : x
  2. Step 2: Convert to fraction form
    299.67/413.55 = 175.37/x
  3. Step 3: Cross multiply
    299.67x = 413.55 × 175.37
  4. Step 4: Simplify right side
    299.67x = 72,522.20
  5. Step 5: Solve for x
    x = 72,522.20/299.67
  6. Step 6: Final answer
    x = 242.01

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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.