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Finding the Third Proportional to 122,110 and 254,486

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Solution

The third proportional to 122,110 and 254,486 is: 530,367.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,110 : 254,486 = 254,486 : x
  2. Step 2: Convert to fraction form
    122,110/254,486 = 254,486/x
  3. Step 3: Cross multiply
    122,110x = 254,486 × 254,486
  4. Step 4: Simplify right side
    122,110x = 64,763,124,196
  5. Step 5: Solve for x
    x = 64,763,124,196/122,110
  6. Step 6: Final answer
    x = 530,367.08

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.