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Finding the Fourth Proportional to 361,780.80, 542,671.20 and 151,396.80

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Solution

The fourth proportional to 361,780.80, 542,671.20 and 151,396.80 is: 227,095.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,780.80 : 542,671.20 = 151,396.80 : x
  2. Step 2: Convert to fraction form
    361,780.80/542,671.20 = 151,396.80/x
  3. Step 3: Cross multiply
    361,780.80x = 542,671.20 × 151,396.80
  4. Step 4: Simplify right side
    361,780.80x = 82,158,683,132.16
  5. Step 5: Solve for x
    x = 82,158,683,132.16/361,780.80
  6. Step 6: Final answer
    x = 227,095.20

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