Home / 820,942.11-1,231,413.12-597,723.03

Finding the Fourth Proportional to 820,942.11, 1,231,413.12 and 597,723.03

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Solution

The fourth proportional to 820,942.11, 1,231,413.12 and 597,723.03 is: 896,584.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,942.11 : 1,231,413.12 = 597,723.03 : x
  2. Step 2: Convert to fraction form
    820,942.11/1,231,413.12 = 597,723.03/x
  3. Step 3: Cross multiply
    820,942.11x = 1,231,413.12 × 597,723.03
  4. Step 4: Simplify right side
    820,942.11x = 736,043,981,268.15
  5. Step 5: Solve for x
    x = 736,043,981,268.15/820,942.11
  6. Step 6: Final answer
    x = 896,584.51

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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.