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Finding the Fourth Proportional to 547,740.10, 821,610.15 and 153,704.90

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Solution

The fourth proportional to 547,740.10, 821,610.15 and 153,704.90 is: 230,557.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,740.10 : 821,610.15 = 153,704.90 : x
  2. Step 2: Convert to fraction form
    547,740.10/821,610.15 = 153,704.90/x
  3. Step 3: Cross multiply
    547,740.10x = 821,610.15 × 153,704.90
  4. Step 4: Simplify right side
    547,740.10x = 126,285,505,944.74
  5. Step 5: Solve for x
    x = 126,285,505,944.74/547,740.10
  6. Step 6: Final answer
    x = 230,557.35

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