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Finding the Fourth Proportional to 379,267.82, 523,405.46 and 218,122.98

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Solution

The fourth proportional to 379,267.82, 523,405.46 and 218,122.98 is: 301,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,267.82 : 523,405.46 = 218,122.98 : x
  2. Step 2: Convert to fraction form
    379,267.82/523,405.46 = 218,122.98/x
  3. Step 3: Cross multiply
    379,267.82x = 523,405.46 × 218,122.98
  4. Step 4: Simplify right side
    379,267.82x = 114,166,757,266.01
  5. Step 5: Solve for x
    x = 114,166,757,266.01/379,267.82
  6. Step 6: Final answer
    x = 301,018.84

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