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Finding the Third Proportional to 222,918.75 and 481,369.50

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Solution

The third proportional to 222,918.75 and 481,369.50 is: 1,039,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,918.75 : 481,369.50 = 481,369.50 : x
  2. Step 2: Convert to fraction form
    222,918.75/481,369.50 = 481,369.50/x
  3. Step 3: Cross multiply
    222,918.75x = 481,369.50 × 481,369.50
  4. Step 4: Simplify right side
    222,918.75x = 231,716,595,530.25
  5. Step 5: Solve for x
    x = 231,716,595,530.25/222,918.75
  6. Step 6: Final answer
    x = 1,039,466.60

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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.