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Finding the Third Proportional to 198,344 and 302,164

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Solution

The third proportional to 198,344 and 302,164 is: 460,326.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,344 : 302,164 = 302,164 : x
  2. Step 2: Convert to fraction form
    198,344/302,164 = 302,164/x
  3. Step 3: Cross multiply
    198,344x = 302,164 × 302,164
  4. Step 4: Simplify right side
    198,344x = 91,303,082,896
  5. Step 5: Solve for x
    x = 91,303,082,896/198,344
  6. Step 6: Final answer
    x = 460,326.92

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.