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Finding the Third Proportional to 219,233.50 and 472,305.50

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Solution

The third proportional to 219,233.50 and 472,305.50 is: 1,017,510.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,233.50 : 472,305.50 = 472,305.50 : x
  2. Step 2: Convert to fraction form
    219,233.50/472,305.50 = 472,305.50/x
  3. Step 3: Cross multiply
    219,233.50x = 472,305.50 × 472,305.50
  4. Step 4: Simplify right side
    219,233.50x = 223,072,485,330.25
  5. Step 5: Solve for x
    x = 223,072,485,330.25/219,233.50
  6. Step 6: Final answer
    x = 1,017,510.94

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.