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Finding the Third Proportional to 414,480 and 887,764

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Solution

The third proportional to 414,480 and 887,764 is: 1,901,478.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,480 : 887,764 = 887,764 : x
  2. Step 2: Convert to fraction form
    414,480/887,764 = 887,764/x
  3. Step 3: Cross multiply
    414,480x = 887,764 × 887,764
  4. Step 4: Simplify right side
    414,480x = 788,124,919,696
  5. Step 5: Solve for x
    x = 788,124,919,696/414,480
  6. Step 6: Final answer
    x = 1,901,478.77

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.