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Finding the Fourth Proportional to 492,176.78, 738,265.20 and 159,752.78

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Solution

The fourth proportional to 492,176.78, 738,265.20 and 159,752.78 is: 239,629.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,176.78 : 738,265.20 = 159,752.78 : x
  2. Step 2: Convert to fraction form
    492,176.78/738,265.20 = 159,752.78/x
  3. Step 3: Cross multiply
    492,176.78x = 738,265.20 × 159,752.78
  4. Step 4: Simplify right side
    492,176.78x = 117,939,918,077.26
  5. Step 5: Solve for x
    x = 117,939,918,077.26/492,176.78
  6. Step 6: Final answer
    x = 239,629.18

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