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Finding the Fourth Proportional to 295.87, 443.62 and 122.62

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Solution

The fourth proportional to 295.87, 443.62 and 122.62 is: 183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.87 : 443.62 = 122.62 : x
  2. Step 2: Convert to fraction form
    295.87/443.62 = 122.62/x
  3. Step 3: Cross multiply
    295.87x = 443.62 × 122.62
  4. Step 4: Simplify right side
    295.87x = 54,396.68
  5. Step 5: Solve for x
    x = 54,396.68/295.87
  6. Step 6: Final answer
    x = 183.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.