Home / 996,464.70-1,494,891.45-427,844.70

Finding the Fourth Proportional to 996,464.70, 1,494,891.45 and 427,844.70

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Solution

The fourth proportional to 996,464.70, 1,494,891.45 and 427,844.70 is: 641,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,464.70 : 1,494,891.45 = 427,844.70 : x
  2. Step 2: Convert to fraction form
    996,464.70/1,494,891.45 = 427,844.70/x
  3. Step 3: Cross multiply
    996,464.70x = 1,494,891.45 × 427,844.70
  4. Step 4: Simplify right side
    996,464.70x = 639,581,383,957.82
  5. Step 5: Solve for x
    x = 639,581,383,957.82/996,464.70
  6. Step 6: Final answer
    x = 641,850.52

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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.