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Finding the Fourth Proportional to 468,654.81, 646,742.65 and 253,794.21

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Solution

The fourth proportional to 468,654.81, 646,742.65 and 253,794.21 is: 350,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,654.81 : 646,742.65 = 253,794.21 : x
  2. Step 2: Convert to fraction form
    468,654.81/646,742.65 = 253,794.21/x
  3. Step 3: Cross multiply
    468,654.81x = 646,742.65 × 253,794.21
  4. Step 4: Simplify right side
    468,654.81x = 164,139,538,661.09
  5. Step 5: Solve for x
    x = 164,139,538,661.09/468,654.81
  6. Step 6: Final answer
    x = 350,235.47

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