Home / 998,631.60-1,497,072.60-599,431.20

Finding the Fourth Proportional to 998,631.60, 1,497,072.60 and 599,431.20

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Solution

The fourth proportional to 998,631.60, 1,497,072.60 and 599,431.20 is: 898,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,631.60 : 1,497,072.60 = 599,431.20 : x
  2. Step 2: Convert to fraction form
    998,631.60/1,497,072.60 = 599,431.20/x
  3. Step 3: Cross multiply
    998,631.60x = 1,497,072.60 × 599,431.20
  4. Step 4: Simplify right side
    998,631.60x = 897,392,025,105.12
  5. Step 5: Solve for x
    x = 897,392,025,105.12/998,631.60
  6. Step 6: Final answer
    x = 898,621.70

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1.5x scale

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.