Home / 998,170.83-1,498,032.68-696,692.88

Finding the Fourth Proportional to 998,170.83, 1,498,032.68 and 696,692.88

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Solution

The fourth proportional to 998,170.83, 1,498,032.68 and 696,692.88 is: 1,045,581.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,170.83 : 1,498,032.68 = 696,692.88 : x
  2. Step 2: Convert to fraction form
    998,170.83/1,498,032.68 = 696,692.88/x
  3. Step 3: Cross multiply
    998,170.83x = 1,498,032.68 × 696,692.88
  4. Step 4: Simplify right side
    998,170.83x = 1,043,668,698,679.85
  5. Step 5: Solve for x
    x = 1,043,668,698,679.85/998,170.83
  6. Step 6: Final answer
    x = 1,045,581.24

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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.