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Finding the Third Proportional to 209,646 and 332,127

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Solution

The third proportional to 209,646 and 332,127 is: 526,164.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,646 : 332,127 = 332,127 : x
  2. Step 2: Convert to fraction form
    209,646/332,127 = 332,127/x
  3. Step 3: Cross multiply
    209,646x = 332,127 × 332,127
  4. Step 4: Simplify right side
    209,646x = 110,308,344,129
  5. Step 5: Solve for x
    x = 110,308,344,129/209,646
  6. Step 6: Final answer
    x = 526,164.79

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.