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Finding the Third Proportional to 222,765 and 480,306

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Solution

The third proportional to 222,765 and 480,306 is: 1,035,592.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,765 : 480,306 = 480,306 : x
  2. Step 2: Convert to fraction form
    222,765/480,306 = 480,306/x
  3. Step 3: Cross multiply
    222,765x = 480,306 × 480,306
  4. Step 4: Simplify right side
    222,765x = 230,693,853,636
  5. Step 5: Solve for x
    x = 230,693,853,636/222,765
  6. Step 6: Final answer
    x = 1,035,592.91

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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.