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Finding the Fourth Proportional to 606.96, 910.89 and 236.82

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Solution

The fourth proportional to 606.96, 910.89 and 236.82 is: 355.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.96 : 910.89 = 236.82 : x
  2. Step 2: Convert to fraction form
    606.96/910.89 = 236.82/x
  3. Step 3: Cross multiply
    606.96x = 910.89 × 236.82
  4. Step 4: Simplify right side
    606.96x = 215,716.97
  5. Step 5: Solve for x
    x = 215,716.97/606.96
  6. Step 6: Final answer
    x = 355.41

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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.