Home / 755,231.60-1,132,847.40-726,201.20

Finding the Fourth Proportional to 755,231.60, 1,132,847.40 and 726,201.20

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Solution

The fourth proportional to 755,231.60, 1,132,847.40 and 726,201.20 is: 1,089,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,231.60 : 1,132,847.40 = 726,201.20 : x
  2. Step 2: Convert to fraction form
    755,231.60/1,132,847.40 = 726,201.20/x
  3. Step 3: Cross multiply
    755,231.60x = 1,132,847.40 × 726,201.20
  4. Step 4: Simplify right side
    755,231.60x = 822,675,141,296.88
  5. Step 5: Solve for x
    x = 822,675,141,296.88/755,231.60
  6. Step 6: Final answer
    x = 1,089,301.80

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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.