Home / 902,107.92-1,352,183.76-451,743.12

Finding the Fourth Proportional to 902,107.92, 1,352,183.76 and 451,743.12

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Solution

The fourth proportional to 902,107.92, 1,352,183.76 and 451,743.12 is: 677,124.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,107.92 : 1,352,183.76 = 451,743.12 : x
  2. Step 2: Convert to fraction form
    902,107.92/1,352,183.76 = 451,743.12/x
  3. Step 3: Cross multiply
    902,107.92x = 1,352,183.76 × 451,743.12
  4. Step 4: Simplify right side
    902,107.92x = 610,839,710,555.73
  5. Step 5: Solve for x
    x = 610,839,710,555.73/902,107.92
  6. Step 6: Final answer
    x = 677,124.87

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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.