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Finding the Third Proportional to 696,832.88 and 981,325.13

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Solution

The third proportional to 696,832.88 and 981,325.13 is: 1,381,965.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,832.88 : 981,325.13 = 981,325.13 : x
  2. Step 2: Convert to fraction form
    696,832.88/981,325.13 = 981,325.13/x
  3. Step 3: Cross multiply
    696,832.88x = 981,325.13 × 981,325.13
  4. Step 4: Simplify right side
    696,832.88x = 962,999,000,956.27
  5. Step 5: Solve for x
    x = 962,999,000,956.27/696,832.88
  6. Step 6: Final answer
    x = 1,381,965.51

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.