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Finding the Fourth Proportional to 299.37, 413.05 and 175.06

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Solution

The fourth proportional to 299.37, 413.05 and 175.06 is: 241.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.37 : 413.05 = 175.06 : x
  2. Step 2: Convert to fraction form
    299.37/413.05 = 175.06/x
  3. Step 3: Cross multiply
    299.37x = 413.05 × 175.06
  4. Step 4: Simplify right side
    299.37x = 72,308.53
  5. Step 5: Solve for x
    x = 72,308.53/299.37
  6. Step 6: Final answer
    x = 241.54

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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.