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Finding the Fourth Proportional to 303,065.80, 454,598.70 and 198,003.40

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Solution

The fourth proportional to 303,065.80, 454,598.70 and 198,003.40 is: 297,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,065.80 : 454,598.70 = 198,003.40 : x
  2. Step 2: Convert to fraction form
    303,065.80/454,598.70 = 198,003.40/x
  3. Step 3: Cross multiply
    303,065.80x = 454,598.70 × 198,003.40
  4. Step 4: Simplify right side
    303,065.80x = 90,012,088,235.58
  5. Step 5: Solve for x
    x = 90,012,088,235.58/303,065.80
  6. Step 6: Final answer
    x = 297,005.10

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