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Finding the Fourth Proportional to 314,336.94, 471,500.79 and 77,679.61

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Solution

The fourth proportional to 314,336.94, 471,500.79 and 77,679.61 is: 116,518.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,336.94 : 471,500.79 = 77,679.61 : x
  2. Step 2: Convert to fraction form
    314,336.94/471,500.79 = 77,679.61/x
  3. Step 3: Cross multiply
    314,336.94x = 471,500.79 × 77,679.61
  4. Step 4: Simplify right side
    314,336.94x = 36,625,997,481.89
  5. Step 5: Solve for x
    x = 36,625,997,481.89/314,336.94
  6. Step 6: Final answer
    x = 116,518.27

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