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Finding the Third Proportional to 194,233 and 422,648

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Solution

The third proportional to 194,233 and 422,648 is: 919,675.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,233 : 422,648 = 422,648 : x
  2. Step 2: Convert to fraction form
    194,233/422,648 = 422,648/x
  3. Step 3: Cross multiply
    194,233x = 422,648 × 422,648
  4. Step 4: Simplify right side
    194,233x = 178,631,331,904
  5. Step 5: Solve for x
    x = 178,631,331,904/194,233
  6. Step 6: Final answer
    x = 919,675.50

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.