Home / 998,845.02-1,498,281.35-324,929.84

Finding the Fourth Proportional to 998,845.02, 1,498,281.35 and 324,929.84

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Solution

The fourth proportional to 998,845.02, 1,498,281.35 and 324,929.84 is: 487,399.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,845.02 : 1,498,281.35 = 324,929.84 : x
  2. Step 2: Convert to fraction form
    998,845.02/1,498,281.35 = 324,929.84/x
  3. Step 3: Cross multiply
    998,845.02x = 1,498,281.35 × 324,929.84
  4. Step 4: Simplify right side
    998,845.02x = 486,836,310,214.43
  5. Step 5: Solve for x
    x = 486,836,310,214.43/998,845.02
  6. Step 6: Final answer
    x = 487,399.25

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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.