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Finding the Third Proportional to 392,755.50 and 600,546

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Solution

The third proportional to 392,755.50 and 600,546 is: 918,269.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,755.50 : 600,546 = 600,546 : x
  2. Step 2: Convert to fraction form
    392,755.50/600,546 = 600,546/x
  3. Step 3: Cross multiply
    392,755.50x = 600,546 × 600,546
  4. Step 4: Simplify right side
    392,755.50x = 360,655,498,116
  5. Step 5: Solve for x
    x = 360,655,498,116/392,755.50
  6. Step 6: Final answer
    x = 918,269.76

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.