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Finding the Fourth Proportional to 325,631.82, 487,857.23 and 318,545.94

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Solution

The fourth proportional to 325,631.82, 487,857.23 and 318,545.94 is: 477,241.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,631.82 : 487,857.23 = 318,545.94 : x
  2. Step 2: Convert to fraction form
    325,631.82/487,857.23 = 318,545.94/x
  3. Step 3: Cross multiply
    325,631.82x = 487,857.23 × 318,545.94
  4. Step 4: Simplify right side
    325,631.82x = 155,404,935,884.13
  5. Step 5: Solve for x
    x = 155,404,935,884.13/325,631.82
  6. Step 6: Final answer
    x = 477,241.25

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