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Finding the Fourth Proportional to 606.32, 908.88 and 195.15

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Solution

The fourth proportional to 606.32, 908.88 and 195.15 is: 292.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.32 : 908.88 = 195.15 : x
  2. Step 2: Convert to fraction form
    606.32/908.88 = 195.15/x
  3. Step 3: Cross multiply
    606.32x = 908.88 × 195.15
  4. Step 4: Simplify right side
    606.32x = 177,367.93
  5. Step 5: Solve for x
    x = 177,367.93/606.32
  6. Step 6: Final answer
    x = 292.53

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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.