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Finding the Fourth Proportional to 293,149.80, 439,724.70 and 251,159.40

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Solution

The fourth proportional to 293,149.80, 439,724.70 and 251,159.40 is: 376,739.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,149.80 : 439,724.70 = 251,159.40 : x
  2. Step 2: Convert to fraction form
    293,149.80/439,724.70 = 251,159.40/x
  3. Step 3: Cross multiply
    293,149.80x = 439,724.70 × 251,159.40
  4. Step 4: Simplify right side
    293,149.80x = 110,440,991,817.18
  5. Step 5: Solve for x
    x = 110,440,991,817.18/293,149.80
  6. Step 6: Final answer
    x = 376,739.10

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