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Finding the Third Proportional to 124,674 and 256,692

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Solution

The third proportional to 124,674 and 256,692 is: 528,504.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,674 : 256,692 = 256,692 : x
  2. Step 2: Convert to fraction form
    124,674/256,692 = 256,692/x
  3. Step 3: Cross multiply
    124,674x = 256,692 × 256,692
  4. Step 4: Simplify right side
    124,674x = 65,890,782,864
  5. Step 5: Solve for x
    x = 65,890,782,864/124,674
  6. Step 6: Final answer
    x = 528,504.60

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.