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Finding the Fourth Proportional to 492,055.40, 738,374.70 and 324,057.35

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Solution

The fourth proportional to 492,055.40, 738,374.70 and 324,057.35 is: 486,278.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,055.40 : 738,374.70 = 324,057.35 : x
  2. Step 2: Convert to fraction form
    492,055.40/738,374.70 = 324,057.35/x
  3. Step 3: Cross multiply
    492,055.40x = 738,374.70 × 324,057.35
  4. Step 4: Simplify right side
    492,055.40x = 239,275,748,589.05
  5. Step 5: Solve for x
    x = 239,275,748,589.05/492,055.40
  6. Step 6: Final answer
    x = 486,278.07

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