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Finding the Third Proportional to 414,398 and 903,748

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Solution

The third proportional to 414,398 and 903,748 is: 1,970,956.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,398 : 903,748 = 903,748 : x
  2. Step 2: Convert to fraction form
    414,398/903,748 = 903,748/x
  3. Step 3: Cross multiply
    414,398x = 903,748 × 903,748
  4. Step 4: Simplify right side
    414,398x = 816,760,447,504
  5. Step 5: Solve for x
    x = 816,760,447,504/414,398
  6. Step 6: Final answer
    x = 1,970,956.54

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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.