Home / 361,413.09-498,768.84-200,286.27

Finding the Fourth Proportional to 361,413.09, 498,768.84 and 200,286.27

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Solution

The fourth proportional to 361,413.09, 498,768.84 and 200,286.27 is: 276,405.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,413.09 : 498,768.84 = 200,286.27 : x
  2. Step 2: Convert to fraction form
    361,413.09/498,768.84 = 200,286.27/x
  3. Step 3: Cross multiply
    361,413.09x = 498,768.84 × 200,286.27
  4. Step 4: Simplify right side
    361,413.09x = 99,896,550,555.83
  5. Step 5: Solve for x
    x = 99,896,550,555.83/361,413.09
  6. Step 6: Final answer
    x = 276,405.46

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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.