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Finding the Fourth Proportional to 307,572.40, 461,488.20 and 167,431.60

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Solution

The fourth proportional to 307,572.40, 461,488.20 and 167,431.60 is: 251,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,572.40 : 461,488.20 = 167,431.60 : x
  2. Step 2: Convert to fraction form
    307,572.40/461,488.20 = 167,431.60/x
  3. Step 3: Cross multiply
    307,572.40x = 461,488.20 × 167,431.60
  4. Step 4: Simplify right side
    307,572.40x = 77,267,707,707.12
  5. Step 5: Solve for x
    x = 77,267,707,707.12/307,572.40
  6. Step 6: Final answer
    x = 251,217.95

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