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Finding the Fourth Proportional to 326,033.60, 489,050.40 and 219,745.40

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Solution

The fourth proportional to 326,033.60, 489,050.40 and 219,745.40 is: 329,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,033.60 : 489,050.40 = 219,745.40 : x
  2. Step 2: Convert to fraction form
    326,033.60/489,050.40 = 219,745.40/x
  3. Step 3: Cross multiply
    326,033.60x = 489,050.40 × 219,745.40
  4. Step 4: Simplify right side
    326,033.60x = 107,466,575,768.16
  5. Step 5: Solve for x
    x = 107,466,575,768.16/326,033.60
  6. Step 6: Final answer
    x = 329,618.10

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