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Finding the Third Proportional to 243,704 and 376,617

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Solution

The third proportional to 243,704 and 376,617 is: 582,019.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,704 : 376,617 = 376,617 : x
  2. Step 2: Convert to fraction form
    243,704/376,617 = 376,617/x
  3. Step 3: Cross multiply
    243,704x = 376,617 × 376,617
  4. Step 4: Simplify right side
    243,704x = 141,840,364,689
  5. Step 5: Solve for x
    x = 141,840,364,689/243,704
  6. Step 6: Final answer
    x = 582,019.03

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.