Home / 782,999.35-1,080,614.94-438,893.73

Finding the Fourth Proportional to 782,999.35, 1,080,614.94 and 438,893.73

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Solution

The fourth proportional to 782,999.35, 1,080,614.94 and 438,893.73 is: 605,715.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,999.35 : 1,080,614.94 = 438,893.73 : x
  2. Step 2: Convert to fraction form
    782,999.35/1,080,614.94 = 438,893.73/x
  3. Step 3: Cross multiply
    782,999.35x = 1,080,614.94 × 438,893.73
  4. Step 4: Simplify right side
    782,999.35x = 474,275,121,710.33
  5. Step 5: Solve for x
    x = 474,275,121,710.33/782,999.35
  6. Step 6: Final answer
    x = 605,715.86

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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.