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Finding the Third Proportional to 347,872.50 and 755,230.50

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Solution

The third proportional to 347,872.50 and 755,230.50 is: 1,639,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,872.50 : 755,230.50 = 755,230.50 : x
  2. Step 2: Convert to fraction form
    347,872.50/755,230.50 = 755,230.50/x
  3. Step 3: Cross multiply
    347,872.50x = 755,230.50 × 755,230.50
  4. Step 4: Simplify right side
    347,872.50x = 570,373,108,130.25
  5. Step 5: Solve for x
    x = 570,373,108,130.25/347,872.50
  6. Step 6: Final answer
    x = 1,639,603.90

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.