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Finding the Third Proportional to 873,208 and 1,304,420

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Solution

The third proportional to 873,208 and 1,304,420 is: 1,948,575.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,208 : 1,304,420 = 1,304,420 : x
  2. Step 2: Convert to fraction form
    873,208/1,304,420 = 1,304,420/x
  3. Step 3: Cross multiply
    873,208x = 1,304,420 × 1,304,420
  4. Step 4: Simplify right side
    873,208x = 1,701,511,536,400
  5. Step 5: Solve for x
    x = 1,701,511,536,400/873,208
  6. Step 6: Final answer
    x = 1,948,575.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.