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Finding the Third Proportional to 197,534 and 434,452

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Solution

The third proportional to 197,534 and 434,452 is: 955,524.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,534 : 434,452 = 434,452 : x
  2. Step 2: Convert to fraction form
    197,534/434,452 = 434,452/x
  3. Step 3: Cross multiply
    197,534x = 434,452 × 434,452
  4. Step 4: Simplify right side
    197,534x = 188,748,540,304
  5. Step 5: Solve for x
    x = 188,748,540,304/197,534
  6. Step 6: Final answer
    x = 955,524.32

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.