Home / 998,686.20-1,498,029.30-367,469.40

Finding the Fourth Proportional to 998,686.20, 1,498,029.30 and 367,469.40

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Solution

The fourth proportional to 998,686.20, 1,498,029.30 and 367,469.40 is: 551,204.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,686.20 : 1,498,029.30 = 367,469.40 : x
  2. Step 2: Convert to fraction form
    998,686.20/1,498,029.30 = 367,469.40/x
  3. Step 3: Cross multiply
    998,686.20x = 1,498,029.30 × 367,469.40
  4. Step 4: Simplify right side
    998,686.20x = 550,479,928,053.42
  5. Step 5: Solve for x
    x = 550,479,928,053.42/998,686.20
  6. Step 6: Final answer
    x = 551,204.10

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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.