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Finding the Third Proportional to 143,127 and 339,714

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Solution

The third proportional to 143,127 and 339,714 is: 806,316.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,127 : 339,714 = 339,714 : x
  2. Step 2: Convert to fraction form
    143,127/339,714 = 339,714/x
  3. Step 3: Cross multiply
    143,127x = 339,714 × 339,714
  4. Step 4: Simplify right side
    143,127x = 115,405,601,796
  5. Step 5: Solve for x
    x = 115,405,601,796/143,127
  6. Step 6: Final answer
    x = 806,316.08

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Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.