Home / 998,682.20-1,498,023.30-367,465.40

Finding the Fourth Proportional to 998,682.20, 1,498,023.30 and 367,465.40

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Solution

The fourth proportional to 998,682.20, 1,498,023.30 and 367,465.40 is: 551,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,682.20 : 1,498,023.30 = 367,465.40 : x
  2. Step 2: Convert to fraction form
    998,682.20/1,498,023.30 = 367,465.40/x
  3. Step 3: Cross multiply
    998,682.20x = 1,498,023.30 × 367,465.40
  4. Step 4: Simplify right side
    998,682.20x = 550,471,731,143.82
  5. Step 5: Solve for x
    x = 550,471,731,143.82/998,682.20
  6. Step 6: Final answer
    x = 551,198.10

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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.