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Finding the Fourth Proportional to 303,413.40, 455,411.70 and 153,822.60

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Solution

The fourth proportional to 303,413.40, 455,411.70 and 153,822.60 is: 230,881.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,413.40 : 455,411.70 = 153,822.60 : x
  2. Step 2: Convert to fraction form
    303,413.40/455,411.70 = 153,822.60/x
  3. Step 3: Cross multiply
    303,413.40x = 455,411.70 × 153,822.60
  4. Step 4: Simplify right side
    303,413.40x = 70,052,611,764.42
  5. Step 5: Solve for x
    x = 70,052,611,764.42/303,413.40
  6. Step 6: Final answer
    x = 230,881.73

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