Home / 998,300.20-1,496,429.70-492,082.60

Finding the Fourth Proportional to 998,300.20, 1,496,429.70 and 492,082.60

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Solution

The fourth proportional to 998,300.20, 1,496,429.70 and 492,082.60 is: 737,620.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,300.20 : 1,496,429.70 = 492,082.60 : x
  2. Step 2: Convert to fraction form
    998,300.20/1,496,429.70 = 492,082.60/x
  3. Step 3: Cross multiply
    998,300.20x = 1,496,429.70 × 492,082.60
  4. Step 4: Simplify right side
    998,300.20x = 736,367,017,493.22
  5. Step 5: Solve for x
    x = 736,367,017,493.22/998,300.20
  6. Step 6: Final answer
    x = 737,620.83

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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.