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Finding the Fourth Proportional to 606.42, 908.97 and 236.13

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Solution

The fourth proportional to 606.42, 908.97 and 236.13 is: 353.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.42 : 908.97 = 236.13 : x
  2. Step 2: Convert to fraction form
    606.42/908.97 = 236.13/x
  3. Step 3: Cross multiply
    606.42x = 908.97 × 236.13
  4. Step 4: Simplify right side
    606.42x = 214,635.09
  5. Step 5: Solve for x
    x = 214,635.09/606.42
  6. Step 6: Final answer
    x = 353.94

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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.