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Finding the Fourth Proportional to 299.37, 413.09 and 175.00

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Solution

The fourth proportional to 299.37, 413.09 and 175.00 is: 241.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.37 : 413.09 = 175.00 : x
  2. Step 2: Convert to fraction form
    299.37/413.09 = 175.00/x
  3. Step 3: Cross multiply
    299.37x = 413.09 × 175.00
  4. Step 4: Simplify right side
    299.37x = 72,290.15
  5. Step 5: Solve for x
    x = 72,290.15/299.37
  6. Step 6: Final answer
    x = 241.47

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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.