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Finding the Third Proportional to 328,332 and 718,941

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Solution

The third proportional to 328,332 and 718,941 is: 1,574,248.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,332 : 718,941 = 718,941 : x
  2. Step 2: Convert to fraction form
    328,332/718,941 = 718,941/x
  3. Step 3: Cross multiply
    328,332x = 718,941 × 718,941
  4. Step 4: Simplify right side
    328,332x = 516,876,161,481
  5. Step 5: Solve for x
    x = 516,876,161,481/328,332
  6. Step 6: Final answer
    x = 1,574,248.51

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.