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Finding the Fourth Proportional to 453,601.44, 679,624.56 and 320,243.04

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Solution

The fourth proportional to 453,601.44, 679,624.56 and 320,243.04 is: 479,815.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,601.44 : 679,624.56 = 320,243.04 : x
  2. Step 2: Convert to fraction form
    453,601.44/679,624.56 = 320,243.04/x
  3. Step 3: Cross multiply
    453,601.44x = 679,624.56 × 320,243.04
  4. Step 4: Simplify right side
    453,601.44x = 217,645,035,153.06
  5. Step 5: Solve for x
    x = 217,645,035,153.06/453,601.44
  6. Step 6: Final answer
    x = 479,815.57

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