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Finding the Fourth Proportional to 398,176.20, 597,264.30 and 148,825.80

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Solution

The fourth proportional to 398,176.20, 597,264.30 and 148,825.80 is: 223,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,176.20 : 597,264.30 = 148,825.80 : x
  2. Step 2: Convert to fraction form
    398,176.20/597,264.30 = 148,825.80/x
  3. Step 3: Cross multiply
    398,176.20x = 597,264.30 × 148,825.80
  4. Step 4: Simplify right side
    398,176.20x = 88,888,337,258.94
  5. Step 5: Solve for x
    x = 88,888,337,258.94/398,176.20
  6. Step 6: Final answer
    x = 223,238.70

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