Home / 902,801.70-1,245,998.97-520,753.86

Finding the Fourth Proportional to 902,801.70, 1,245,998.97 and 520,753.86

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Solution

The fourth proportional to 902,801.70, 1,245,998.97 and 520,753.86 is: 718,716.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,801.70 : 1,245,998.97 = 520,753.86 : x
  2. Step 2: Convert to fraction form
    902,801.70/1,245,998.97 = 520,753.86/x
  3. Step 3: Cross multiply
    902,801.70x = 1,245,998.97 × 520,753.86
  4. Step 4: Simplify right side
    902,801.70x = 648,858,773,183.52
  5. Step 5: Solve for x
    x = 648,858,773,183.52/902,801.70
  6. Step 6: Final answer
    x = 718,716.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.