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Finding the Third Proportional to 361,606.78 and 787,502.25

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Solution

The third proportional to 361,606.78 and 787,502.25 is: 1,715,011.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,606.78 : 787,502.25 = 787,502.25 : x
  2. Step 2: Convert to fraction form
    361,606.78/787,502.25 = 787,502.25/x
  3. Step 3: Cross multiply
    361,606.78x = 787,502.25 × 787,502.25
  4. Step 4: Simplify right side
    361,606.78x = 620,159,793,755.06
  5. Step 5: Solve for x
    x = 620,159,793,755.06/361,606.78
  6. Step 6: Final answer
    x = 1,715,011.52

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.