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Finding the Fourth Proportional to 308,111.40, 462,210.30 and 97,727.40

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Solution

The fourth proportional to 308,111.40, 462,210.30 and 97,727.40 is: 146,604.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,111.40 : 462,210.30 = 97,727.40 : x
  2. Step 2: Convert to fraction form
    308,111.40/462,210.30 = 97,727.40/x
  3. Step 3: Cross multiply
    308,111.40x = 462,210.30 × 97,727.40
  4. Step 4: Simplify right side
    308,111.40x = 45,170,610,872.22
  5. Step 5: Solve for x
    x = 45,170,610,872.22/308,111.40
  6. Step 6: Final answer
    x = 146,604.80

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