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Finding the Third Proportional to 368,248 and 806,768

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Solution

The third proportional to 368,248 and 806,768 is: 1,767,489.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,248 : 806,768 = 806,768 : x
  2. Step 2: Convert to fraction form
    368,248/806,768 = 806,768/x
  3. Step 3: Cross multiply
    368,248x = 806,768 × 806,768
  4. Step 4: Simplify right side
    368,248x = 650,874,605,824
  5. Step 5: Solve for x
    x = 650,874,605,824/368,248
  6. Step 6: Final answer
    x = 1,767,489.86

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.