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Finding the Third Proportional to 414,326 and 902,460

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Solution

The third proportional to 414,326 and 902,460 is: 1,965,684.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,326 : 902,460 = 902,460 : x
  2. Step 2: Convert to fraction form
    414,326/902,460 = 902,460/x
  3. Step 3: Cross multiply
    414,326x = 902,460 × 902,460
  4. Step 4: Simplify right side
    414,326x = 814,434,051,600
  5. Step 5: Solve for x
    x = 814,434,051,600/414,326
  6. Step 6: Final answer
    x = 1,965,684.15

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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.