Home / 998,690.64-1,498,037.88-250,736.72

Finding the Fourth Proportional to 998,690.64, 1,498,037.88 and 250,736.72

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Solution

The fourth proportional to 998,690.64, 1,498,037.88 and 250,736.72 is: 376,105.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,690.64 : 1,498,037.88 = 250,736.72 : x
  2. Step 2: Convert to fraction form
    998,690.64/1,498,037.88 = 250,736.72/x
  3. Step 3: Cross multiply
    998,690.64x = 1,498,037.88 × 250,736.72
  4. Step 4: Simplify right side
    998,690.64x = 375,613,104,466.95
  5. Step 5: Solve for x
    x = 375,613,104,466.95/998,690.64
  6. Step 6: Final answer
    x = 376,105.56

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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.