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Finding the Third Proportional to 153,190 and 332,532

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Solution

The third proportional to 153,190 and 332,532 is: 721,832.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,190 : 332,532 = 332,532 : x
  2. Step 2: Convert to fraction form
    153,190/332,532 = 332,532/x
  3. Step 3: Cross multiply
    153,190x = 332,532 × 332,532
  4. Step 4: Simplify right side
    153,190x = 110,577,531,024
  5. Step 5: Solve for x
    x = 110,577,531,024/153,190
  6. Step 6: Final answer
    x = 721,832.57

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.