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Finding the Third Proportional to 339,798.38 and 739,590.75

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Solution

The third proportional to 339,798.38 and 739,590.75 is: 1,609,761.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,798.38 : 739,590.75 = 739,590.75 : x
  2. Step 2: Convert to fraction form
    339,798.38/739,590.75 = 739,590.75/x
  3. Step 3: Cross multiply
    339,798.38x = 739,590.75 × 739,590.75
  4. Step 4: Simplify right side
    339,798.38x = 546,994,477,485.56
  5. Step 5: Solve for x
    x = 546,994,477,485.56/339,798.38
  6. Step 6: Final answer
    x = 1,609,761.90

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.