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Finding the Fourth Proportional to 547,739.60, 821,609.40 and 153,704.40

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Solution

The fourth proportional to 547,739.60, 821,609.40 and 153,704.40 is: 230,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,739.60 : 821,609.40 = 153,704.40 : x
  2. Step 2: Convert to fraction form
    547,739.60/821,609.40 = 153,704.40/x
  3. Step 3: Cross multiply
    547,739.60x = 821,609.40 × 153,704.40
  4. Step 4: Simplify right side
    547,739.60x = 126,284,979,861.36
  5. Step 5: Solve for x
    x = 126,284,979,861.36/547,739.60
  6. Step 6: Final answer
    x = 230,556.60

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