Home / 923,410.60-1,384,940.94-324,230.92

Finding the Fourth Proportional to 923,410.60, 1,384,940.94 and 324,230.92

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Solution

The fourth proportional to 923,410.60, 1,384,940.94 and 324,230.92 is: 486,284.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,410.60 : 1,384,940.94 = 324,230.92 : x
  2. Step 2: Convert to fraction form
    923,410.60/1,384,940.94 = 324,230.92/x
  3. Step 3: Cross multiply
    923,410.60x = 1,384,940.94 × 324,230.92
  4. Step 4: Simplify right side
    923,410.60x = 449,040,675,121.87
  5. Step 5: Solve for x
    x = 449,040,675,121.87/923,410.60
  6. Step 6: Final answer
    x = 486,284.95

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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.