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Finding the Third Proportional to 239,904 and 513,026

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Solution

The third proportional to 239,904 and 513,026 is: 1,097,087.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,904 : 513,026 = 513,026 : x
  2. Step 2: Convert to fraction form
    239,904/513,026 = 513,026/x
  3. Step 3: Cross multiply
    239,904x = 513,026 × 513,026
  4. Step 4: Simplify right side
    239,904x = 263,195,676,676
  5. Step 5: Solve for x
    x = 263,195,676,676/239,904
  6. Step 6: Final answer
    x = 1,097,087.49

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.