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Finding the Fourth Proportional to 293,260.90, 439,743.72 and 143,276.44

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Solution

The fourth proportional to 293,260.90, 439,743.72 and 143,276.44 is: 214,842.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,260.90 : 439,743.72 = 143,276.44 : x
  2. Step 2: Convert to fraction form
    293,260.90/439,743.72 = 143,276.44/x
  3. Step 3: Cross multiply
    293,260.90x = 439,743.72 × 143,276.44
  4. Step 4: Simplify right side
    293,260.90x = 63,004,914,713.96
  5. Step 5: Solve for x
    x = 63,004,914,713.96/293,260.90
  6. Step 6: Final answer
    x = 214,842.53

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