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Finding the Third Proportional to 419,607 and 632,894

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Solution

The third proportional to 419,607 and 632,894 is: 954,595.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,607 : 632,894 = 632,894 : x
  2. Step 2: Convert to fraction form
    419,607/632,894 = 632,894/x
  3. Step 3: Cross multiply
    419,607x = 632,894 × 632,894
  4. Step 4: Simplify right side
    419,607x = 400,554,815,236
  5. Step 5: Solve for x
    x = 400,554,815,236/419,607
  6. Step 6: Final answer
    x = 954,595.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.