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Finding the Third Proportional to 222,215.63 and 335,257.88

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Solution

The third proportional to 222,215.63 and 335,257.88 is: 505,805.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,215.63 : 335,257.88 = 335,257.88 : x
  2. Step 2: Convert to fraction form
    222,215.63/335,257.88 = 335,257.88/x
  3. Step 3: Cross multiply
    222,215.63x = 335,257.88 × 335,257.88
  4. Step 4: Simplify right side
    222,215.63x = 112,397,842,749.52
  5. Step 5: Solve for x
    x = 112,397,842,749.52/222,215.63
  6. Step 6: Final answer
    x = 505,805.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.