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Finding the Fourth Proportional to 293,489.10, 440,430.93 and 103,948.79

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Solution

The fourth proportional to 293,489.10, 440,430.93 and 103,948.79 is: 155,993.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,489.10 : 440,430.93 = 103,948.79 : x
  2. Step 2: Convert to fraction form
    293,489.10/440,430.93 = 103,948.79/x
  3. Step 3: Cross multiply
    293,489.10x = 440,430.93 × 103,948.79
  4. Step 4: Simplify right side
    293,489.10x = 45,782,260,049.92
  5. Step 5: Solve for x
    x = 45,782,260,049.92/293,489.10
  6. Step 6: Final answer
    x = 155,993.05

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