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Finding the Third Proportional to 297,379.50 and 446,160.75

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Solution

The third proportional to 297,379.50 and 446,160.75 is: 669,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,379.50 : 446,160.75 = 446,160.75 : x
  2. Step 2: Convert to fraction form
    297,379.50/446,160.75 = 446,160.75/x
  3. Step 3: Cross multiply
    297,379.50x = 446,160.75 × 446,160.75
  4. Step 4: Simplify right side
    297,379.50x = 199,059,414,840.56
  5. Step 5: Solve for x
    x = 199,059,414,840.56/297,379.50
  6. Step 6: Final answer
    x = 669,378.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.