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Finding the Third Proportional to 248,418 and 332,574

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Solution

The third proportional to 248,418 and 332,574 is: 445,239.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,418 : 332,574 = 332,574 : x
  2. Step 2: Convert to fraction form
    248,418/332,574 = 332,574/x
  3. Step 3: Cross multiply
    248,418x = 332,574 × 332,574
  4. Step 4: Simplify right side
    248,418x = 110,605,465,476
  5. Step 5: Solve for x
    x = 110,605,465,476/248,418
  6. Step 6: Final answer
    x = 445,239.34

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.