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Finding the Third Proportional to 305,874 and 633,252

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Solution

The third proportional to 305,874 and 633,252 is: 1,311,023.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,874 : 633,252 = 633,252 : x
  2. Step 2: Convert to fraction form
    305,874/633,252 = 633,252/x
  3. Step 3: Cross multiply
    305,874x = 633,252 × 633,252
  4. Step 4: Simplify right side
    305,874x = 401,008,095,504
  5. Step 5: Solve for x
    x = 401,008,095,504/305,874
  6. Step 6: Final answer
    x = 1,311,023.81

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.