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Finding the Third Proportional to 252,388.75 and 539,796.50

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Solution

The third proportional to 252,388.75 and 539,796.50 is: 1,154,489.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,388.75 : 539,796.50 = 539,796.50 : x
  2. Step 2: Convert to fraction form
    252,388.75/539,796.50 = 539,796.50/x
  3. Step 3: Cross multiply
    252,388.75x = 539,796.50 × 539,796.50
  4. Step 4: Simplify right side
    252,388.75x = 291,380,261,412.25
  5. Step 5: Solve for x
    x = 291,380,261,412.25/252,388.75
  6. Step 6: Final answer
    x = 1,154,489.89

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.