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Finding the Fourth Proportional to 300.14, 413.75 and 183.50

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Solution

The fourth proportional to 300.14, 413.75 and 183.50 is: 252.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    300.14 : 413.75 = 183.50 : x
  2. Step 2: Convert to fraction form
    300.14/413.75 = 183.50/x
  3. Step 3: Cross multiply
    300.14x = 413.75 × 183.50
  4. Step 4: Simplify right side
    300.14x = 75,922.21
  5. Step 5: Solve for x
    x = 75,922.21/300.14
  6. Step 6: Final answer
    x = 252.96

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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.