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Finding the Fourth Proportional to 376,468.30, 519,458.34 and 213,123.70

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Solution

The fourth proportional to 376,468.30, 519,458.34 and 213,123.70 is: 294,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,468.30 : 519,458.34 = 213,123.70 : x
  2. Step 2: Convert to fraction form
    376,468.30/519,458.34 = 213,123.70/x
  3. Step 3: Cross multiply
    376,468.30x = 519,458.34 × 213,123.70
  4. Step 4: Simplify right side
    376,468.30x = 110,708,883,416.66
  5. Step 5: Solve for x
    x = 110,708,883,416.66/376,468.30
  6. Step 6: Final answer
    x = 294,072.26

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