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Finding the Fourth Proportional to 519,012.54, 716,287.41 and 315,016.47

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Solution

The fourth proportional to 519,012.54, 716,287.41 and 315,016.47 is: 434,753.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,012.54 : 716,287.41 = 315,016.47 : x
  2. Step 2: Convert to fraction form
    519,012.54/716,287.41 = 315,016.47/x
  3. Step 3: Cross multiply
    519,012.54x = 716,287.41 × 315,016.47
  4. Step 4: Simplify right side
    519,012.54x = 225,642,331,403.64
  5. Step 5: Solve for x
    x = 225,642,331,403.64/519,012.54
  6. Step 6: Final answer
    x = 434,753.14

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