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Finding the Third Proportional to 254,067 and 379,852.50

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Solution

The third proportional to 254,067 and 379,852.50 is: 567,912.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,067 : 379,852.50 = 379,852.50 : x
  2. Step 2: Convert to fraction form
    254,067/379,852.50 = 379,852.50/x
  3. Step 3: Cross multiply
    254,067x = 379,852.50 × 379,852.50
  4. Step 4: Simplify right side
    254,067x = 144,287,921,756.25
  5. Step 5: Solve for x
    x = 144,287,921,756.25/254,067
  6. Step 6: Final answer
    x = 567,912.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.