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Finding the Fourth Proportional to 403,614.70, 605,422.05 and 167,418.70

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Solution

The fourth proportional to 403,614.70, 605,422.05 and 167,418.70 is: 251,128.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,614.70 : 605,422.05 = 167,418.70 : x
  2. Step 2: Convert to fraction form
    403,614.70/605,422.05 = 167,418.70/x
  3. Step 3: Cross multiply
    403,614.70x = 605,422.05 × 167,418.70
  4. Step 4: Simplify right side
    403,614.70x = 101,358,972,562.34
  5. Step 5: Solve for x
    x = 101,358,972,562.34/403,614.70
  6. Step 6: Final answer
    x = 251,128.05

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