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Finding the Third Proportional to 219,369 and 331,753.50

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Solution

The third proportional to 219,369 and 331,753.50 is: 501,713.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,369 : 331,753.50 = 331,753.50 : x
  2. Step 2: Convert to fraction form
    219,369/331,753.50 = 331,753.50/x
  3. Step 3: Cross multiply
    219,369x = 331,753.50 × 331,753.50
  4. Step 4: Simplify right side
    219,369x = 110,060,384,762.25
  5. Step 5: Solve for x
    x = 110,060,384,762.25/219,369
  6. Step 6: Final answer
    x = 501,713.48

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.