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Finding the Fourth Proportional to 307,907.40, 461,630.70 and 167,824.20

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Solution

The fourth proportional to 307,907.40, 461,630.70 and 167,824.20 is: 251,610.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,907.40 : 461,630.70 = 167,824.20 : x
  2. Step 2: Convert to fraction form
    307,907.40/461,630.70 = 167,824.20/x
  3. Step 3: Cross multiply
    307,907.40x = 461,630.70 × 167,824.20
  4. Step 4: Simplify right side
    307,907.40x = 77,472,802,922.94
  5. Step 5: Solve for x
    x = 77,472,802,922.94/307,907.40
  6. Step 6: Final answer
    x = 251,610.72

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