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Finding the Fourth Proportional to 360,066.36, 496,901.61 and 198,931.80

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Solution

The fourth proportional to 360,066.36, 496,901.61 and 198,931.80 is: 274,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,066.36 : 496,901.61 = 198,931.80 : x
  2. Step 2: Convert to fraction form
    360,066.36/496,901.61 = 198,931.80/x
  3. Step 3: Cross multiply
    360,066.36x = 496,901.61 × 198,931.80
  4. Step 4: Simplify right side
    360,066.36x = 98,849,531,700.20
  5. Step 5: Solve for x
    x = 98,849,531,700.20/360,066.36
  6. Step 6: Final answer
    x = 274,531.43

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