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Finding the Fourth Proportional to 293,296.84, 440,236.86 and 135,560.68

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Solution

The fourth proportional to 293,296.84, 440,236.86 and 135,560.68 is: 203,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,296.84 : 440,236.86 = 135,560.68 : x
  2. Step 2: Convert to fraction form
    293,296.84/440,236.86 = 135,560.68/x
  3. Step 3: Cross multiply
    293,296.84x = 440,236.86 × 135,560.68
  4. Step 4: Simplify right side
    293,296.84x = 59,678,808,102.66
  5. Step 5: Solve for x
    x = 59,678,808,102.66/293,296.84
  6. Step 6: Final answer
    x = 203,475.80

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