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Finding the Fourth Proportional to 366,942.15, 550,413.23 and 156,990.15

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Solution

The fourth proportional to 366,942.15, 550,413.23 and 156,990.15 is: 235,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,942.15 : 550,413.23 = 156,990.15 : x
  2. Step 2: Convert to fraction form
    366,942.15/550,413.23 = 156,990.15/x
  3. Step 3: Cross multiply
    366,942.15x = 550,413.23 × 156,990.15
  4. Step 4: Simplify right side
    366,942.15x = 86,409,455,539.68
  5. Step 5: Solve for x
    x = 86,409,455,539.68/366,942.15
  6. Step 6: Final answer
    x = 235,485.23

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