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Finding the Third Proportional to 279,533.25 and 372,427.88

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Solution

The third proportional to 279,533.25 and 372,427.88 is: 496,193.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,533.25 : 372,427.88 = 372,427.88 : x
  2. Step 2: Convert to fraction form
    279,533.25/372,427.88 = 372,427.88/x
  3. Step 3: Cross multiply
    279,533.25x = 372,427.88 × 372,427.88
  4. Step 4: Simplify right side
    279,533.25x = 138,702,522,077.02
  5. Step 5: Solve for x
    x = 138,702,522,077.02/279,533.25
  6. Step 6: Final answer
    x = 496,193.29

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.