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Finding the Fourth Proportional to 382,840.75, 574,217.34 and 102,379.87

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Solution

The fourth proportional to 382,840.75, 574,217.34 and 102,379.87 is: 153,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,840.75 : 574,217.34 = 102,379.87 : x
  2. Step 2: Convert to fraction form
    382,840.75/574,217.34 = 102,379.87/x
  3. Step 3: Cross multiply
    382,840.75x = 574,217.34 × 102,379.87
  4. Step 4: Simplify right side
    382,840.75x = 58,788,296,620.95
  5. Step 5: Solve for x
    x = 58,788,296,620.95/382,840.75
  6. Step 6: Final answer
    x = 153,558.10

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