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Finding the Third Proportional to 369,112 and 804,931

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Solution

The third proportional to 369,112 and 804,931 is: 1,755,331.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,112 : 804,931 = 804,931 : x
  2. Step 2: Convert to fraction form
    369,112/804,931 = 804,931/x
  3. Step 3: Cross multiply
    369,112x = 804,931 × 804,931
  4. Step 4: Simplify right side
    369,112x = 647,913,914,761
  5. Step 5: Solve for x
    x = 647,913,914,761/369,112
  6. Step 6: Final answer
    x = 1,755,331.48

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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.