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Finding the Third Proportional to 334,149.05 and 718,654.15

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Solution

The third proportional to 334,149.05 and 718,654.15 is: 1,545,609.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,149.05 : 718,654.15 = 718,654.15 : x
  2. Step 2: Convert to fraction form
    334,149.05/718,654.15 = 718,654.15/x
  3. Step 3: Cross multiply
    334,149.05x = 718,654.15 × 718,654.15
  4. Step 4: Simplify right side
    334,149.05x = 516,463,785,066.43
  5. Step 5: Solve for x
    x = 516,463,785,066.43/334,149.05
  6. Step 6: Final answer
    x = 1,545,609.03

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.