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Finding the Fourth Proportional to 295.60, 408.02 and 185.04

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Solution

The fourth proportional to 295.60, 408.02 and 185.04 is: 255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.60 : 408.02 = 185.04 : x
  2. Step 2: Convert to fraction form
    295.60/408.02 = 185.04/x
  3. Step 3: Cross multiply
    295.60x = 408.02 × 185.04
  4. Step 4: Simplify right side
    295.60x = 75,500.02
  5. Step 5: Solve for x
    x = 75,500.02/295.60
  6. Step 6: Final answer
    x = 255.41

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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.