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Finding the Fourth Proportional to 198,693.40, 298,040.10 and 176,920.60

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Solution

The fourth proportional to 198,693.40, 298,040.10 and 176,920.60 is: 265,380.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,693.40 : 298,040.10 = 176,920.60 : x
  2. Step 2: Convert to fraction form
    198,693.40/298,040.10 = 176,920.60/x
  3. Step 3: Cross multiply
    198,693.40x = 298,040.10 × 176,920.60
  4. Step 4: Simplify right side
    198,693.40x = 52,729,433,316.06
  5. Step 5: Solve for x
    x = 52,729,433,316.06/198,693.40
  6. Step 6: Final answer
    x = 265,380.90

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