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Finding the Third Proportional to 222,915.50 and 482,190

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Solution

The third proportional to 222,915.50 and 482,190 is: 1,043,028.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,915.50 : 482,190 = 482,190 : x
  2. Step 2: Convert to fraction form
    222,915.50/482,190 = 482,190/x
  3. Step 3: Cross multiply
    222,915.50x = 482,190 × 482,190
  4. Step 4: Simplify right side
    222,915.50x = 232,507,196,100
  5. Step 5: Solve for x
    x = 232,507,196,100/222,915.50
  6. Step 6: Final answer
    x = 1,043,028.39

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.