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Finding the Fourth Proportional to 547,737.60, 821,606.40 and 192,806.40

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Solution

The fourth proportional to 547,737.60, 821,606.40 and 192,806.40 is: 289,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,737.60 : 821,606.40 = 192,806.40 : x
  2. Step 2: Convert to fraction form
    547,737.60/821,606.40 = 192,806.40/x
  3. Step 3: Cross multiply
    547,737.60x = 821,606.40 × 192,806.40
  4. Step 4: Simplify right side
    547,737.60x = 158,410,972,200.96
  5. Step 5: Solve for x
    x = 158,410,972,200.96/547,737.60
  6. Step 6: Final answer
    x = 289,209.60

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