Home / 998,847.71-1,498,285.37-324,932.53

Finding the Fourth Proportional to 998,847.71, 1,498,285.37 and 324,932.53

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Solution

The fourth proportional to 998,847.71, 1,498,285.37 and 324,932.53 is: 487,403.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,847.71 : 1,498,285.37 = 324,932.53 : x
  2. Step 2: Convert to fraction form
    998,847.71/1,498,285.37 = 324,932.53/x
  3. Step 3: Cross multiply
    998,847.71x = 1,498,285.37 × 324,932.53
  4. Step 4: Simplify right side
    998,847.71x = 486,841,655,936.09
  5. Step 5: Solve for x
    x = 486,841,655,936.09/998,847.71
  6. Step 6: Final answer
    x = 487,403.29

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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.