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Finding the Fourth Proportional to 492,095.20, 738,142.80 and 159,671.20

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Solution

The fourth proportional to 492,095.20, 738,142.80 and 159,671.20 is: 239,506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,095.20 : 738,142.80 = 159,671.20 : x
  2. Step 2: Convert to fraction form
    492,095.20/738,142.80 = 159,671.20/x
  3. Step 3: Cross multiply
    492,095.20x = 738,142.80 × 159,671.20
  4. Step 4: Simplify right side
    492,095.20x = 117,860,146,647.36
  5. Step 5: Solve for x
    x = 117,860,146,647.36/492,095.20
  6. Step 6: Final answer
    x = 239,506.80

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