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Finding the Third Proportional to 157,792 and 345,068

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Solution

The third proportional to 157,792 and 345,068 is: 754,613.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,792 : 345,068 = 345,068 : x
  2. Step 2: Convert to fraction form
    157,792/345,068 = 345,068/x
  3. Step 3: Cross multiply
    157,792x = 345,068 × 345,068
  4. Step 4: Simplify right side
    157,792x = 119,071,924,624
  5. Step 5: Solve for x
    x = 119,071,924,624/157,792
  6. Step 6: Final answer
    x = 754,613.19

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.