Home / 998,843.60-1,498,265.40-662,920.40

Finding the Fourth Proportional to 998,843.60, 1,498,265.40 and 662,920.40

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Solution

The fourth proportional to 998,843.60, 1,498,265.40 and 662,920.40 is: 994,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,843.60 : 1,498,265.40 = 662,920.40 : x
  2. Step 2: Convert to fraction form
    998,843.60/1,498,265.40 = 662,920.40/x
  3. Step 3: Cross multiply
    998,843.60x = 1,498,265.40 × 662,920.40
  4. Step 4: Simplify right side
    998,843.60x = 993,230,698,274.16
  5. Step 5: Solve for x
    x = 993,230,698,274.16/998,843.60
  6. Step 6: Final answer
    x = 994,380.60

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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.