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Finding the Fourth Proportional to 442,916.20, 664,244.70 and 158,573.80

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Solution

The fourth proportional to 442,916.20, 664,244.70 and 158,573.80 is: 237,814.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,916.20 : 664,244.70 = 158,573.80 : x
  2. Step 2: Convert to fraction form
    442,916.20/664,244.70 = 158,573.80/x
  3. Step 3: Cross multiply
    442,916.20x = 664,244.70 × 158,573.80
  4. Step 4: Simplify right side
    442,916.20x = 105,331,806,208.86
  5. Step 5: Solve for x
    x = 105,331,806,208.86/442,916.20
  6. Step 6: Final answer
    x = 237,814.30

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