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Finding the Fourth Proportional to 461,719.73, 637,183.92 and 289,644.93

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Solution

The fourth proportional to 461,719.73, 637,183.92 and 289,644.93 is: 399,716.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,719.73 : 637,183.92 = 289,644.93 : x
  2. Step 2: Convert to fraction form
    461,719.73/637,183.92 = 289,644.93/x
  3. Step 3: Cross multiply
    461,719.73x = 637,183.92 × 289,644.93
  4. Step 4: Simplify right side
    461,719.73x = 184,557,091,905.53
  5. Step 5: Solve for x
    x = 184,557,091,905.53/461,719.73
  6. Step 6: Final answer
    x = 399,716.72

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