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Finding the Third Proportional to 175,503.13 and 379,025.50

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Solution

The third proportional to 175,503.13 and 379,025.50 is: 818,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,503.13 : 379,025.50 = 379,025.50 : x
  2. Step 2: Convert to fraction form
    175,503.13/379,025.50 = 379,025.50/x
  3. Step 3: Cross multiply
    175,503.13x = 379,025.50 × 379,025.50
  4. Step 4: Simplify right side
    175,503.13x = 143,660,329,650.25
  5. Step 5: Solve for x
    x = 143,660,329,650.25/175,503.13
  6. Step 6: Final answer
    x = 818,562.80

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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.