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Finding the Third Proportional to 201.66 and 303.33

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Solution

The third proportional to 201.66 and 303.33 is: 456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.66 : 303.33 = 303.33 : x
  2. Step 2: Convert to fraction form
    201.66/303.33 = 303.33/x
  3. Step 3: Cross multiply
    201.66x = 303.33 × 303.33
  4. Step 4: Simplify right side
    201.66x = 92,007.95
  5. Step 5: Solve for x
    x = 92,007.95/201.66
  6. Step 6: Final answer
    x = 456.26

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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.