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Finding the Fourth Proportional to 300.06, 413.96 and 181.95

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Solution

The fourth proportional to 300.06, 413.96 and 181.95 is: 251.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    300.06 : 413.96 = 181.95 : x
  2. Step 2: Convert to fraction form
    300.06/413.96 = 181.95/x
  3. Step 3: Cross multiply
    300.06x = 413.96 × 181.95
  4. Step 4: Simplify right side
    300.06x = 75,320.48
  5. Step 5: Solve for x
    x = 75,320.48/300.06
  6. Step 6: Final answer
    x = 251.02

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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.