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Finding the Third Proportional to 234,635 and 515,925

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Solution

The third proportional to 234,635 and 515,925 is: 1,134,436.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,635 : 515,925 = 515,925 : x
  2. Step 2: Convert to fraction form
    234,635/515,925 = 515,925/x
  3. Step 3: Cross multiply
    234,635x = 515,925 × 515,925
  4. Step 4: Simplify right side
    234,635x = 266,178,605,625
  5. Step 5: Solve for x
    x = 266,178,605,625/234,635
  6. Step 6: Final answer
    x = 1,134,436.92

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.