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Finding the Fourth Proportional to 483,413.46, 724,871.10 and 216,945.54

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Solution

The fourth proportional to 483,413.46, 724,871.10 and 216,945.54 is: 325,306.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,413.46 : 724,871.10 = 216,945.54 : x
  2. Step 2: Convert to fraction form
    483,413.46/724,871.10 = 216,945.54/x
  3. Step 3: Cross multiply
    483,413.46x = 724,871.10 × 216,945.54
  4. Step 4: Simplify right side
    483,413.46x = 157,257,552,219.89
  5. Step 5: Solve for x
    x = 157,257,552,219.89/483,413.46
  6. Step 6: Final answer
    x = 325,306.52

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