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Finding the Fourth Proportional to 498,672.40, 748,008.60 and 161,712.40

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Solution

The fourth proportional to 498,672.40, 748,008.60 and 161,712.40 is: 242,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,672.40 : 748,008.60 = 161,712.40 : x
  2. Step 2: Convert to fraction form
    498,672.40/748,008.60 = 161,712.40/x
  3. Step 3: Cross multiply
    498,672.40x = 748,008.60 × 161,712.40
  4. Step 4: Simplify right side
    498,672.40x = 120,962,265,926.64
  5. Step 5: Solve for x
    x = 120,962,265,926.64/498,672.40
  6. Step 6: Final answer
    x = 242,568.60

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