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Finding the Third Proportional to 334,152 and 511,812

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Solution

The third proportional to 334,152 and 511,812 is: 783,929.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,152 : 511,812 = 511,812 : x
  2. Step 2: Convert to fraction form
    334,152/511,812 = 511,812/x
  3. Step 3: Cross multiply
    334,152x = 511,812 × 511,812
  4. Step 4: Simplify right side
    334,152x = 261,951,523,344
  5. Step 5: Solve for x
    x = 261,951,523,344/334,152
  6. Step 6: Final answer
    x = 783,929.24

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.