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Finding the Fourth Proportional to 326,145.75, 450,130.35 and 198,895.16

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Solution

The fourth proportional to 326,145.75, 450,130.35 and 198,895.16 is: 274,505.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,145.75 : 450,130.35 = 198,895.16 : x
  2. Step 2: Convert to fraction form
    326,145.75/450,130.35 = 198,895.16/x
  3. Step 3: Cross multiply
    326,145.75x = 450,130.35 × 198,895.16
  4. Step 4: Simplify right side
    326,145.75x = 89,528,745,733.45
  5. Step 5: Solve for x
    x = 89,528,745,733.45/326,145.75
  6. Step 6: Final answer
    x = 274,505.33

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