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Finding the Fourth Proportional to 266.58, 366.96 and 232.02

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Solution

The fourth proportional to 266.58, 366.96 and 232.02 is: 319.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.58 : 366.96 = 232.02 : x
  2. Step 2: Convert to fraction form
    266.58/366.96 = 232.02/x
  3. Step 3: Cross multiply
    266.58x = 366.96 × 232.02
  4. Step 4: Simplify right side
    266.58x = 85,142.06
  5. Step 5: Solve for x
    x = 85,142.06/266.58
  6. Step 6: Final answer
    x = 319.39

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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.