Home / 494,768.44-682,781.72-268,413.92

Finding the Fourth Proportional to 494,768.44, 682,781.72 and 268,413.92

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Solution

The fourth proportional to 494,768.44, 682,781.72 and 268,413.92 is: 370,411.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,768.44 : 682,781.72 = 268,413.92 : x
  2. Step 2: Convert to fraction form
    494,768.44/682,781.72 = 268,413.92/x
  3. Step 3: Cross multiply
    494,768.44x = 682,781.72 × 268,413.92
  4. Step 4: Simplify right side
    494,768.44x = 183,268,117,969.54
  5. Step 5: Solve for x
    x = 183,268,117,969.54/494,768.44
  6. Step 6: Final answer
    x = 370,411.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.