Home / 998,788.59-1,498,325.04-324,653.13

Finding the Fourth Proportional to 998,788.59, 1,498,325.04 and 324,653.13

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Solution

The fourth proportional to 998,788.59, 1,498,325.04 and 324,653.13 is: 487,025.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,788.59 : 1,498,325.04 = 324,653.13 : x
  2. Step 2: Convert to fraction form
    998,788.59/1,498,325.04 = 324,653.13/x
  3. Step 3: Cross multiply
    998,788.59x = 1,498,325.04 × 324,653.13
  4. Step 4: Simplify right side
    998,788.59x = 486,435,913,993.38
  5. Step 5: Solve for x
    x = 486,435,913,993.38/998,788.59
  6. Step 6: Final answer
    x = 487,025.90

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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.