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Finding the Fourth Proportional to 483,068.88, 666,665.24 and 279,157.28

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Solution

The fourth proportional to 483,068.88, 666,665.24 and 279,157.28 is: 385,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,068.88 : 666,665.24 = 279,157.28 : x
  2. Step 2: Convert to fraction form
    483,068.88/666,665.24 = 279,157.28/x
  3. Step 3: Cross multiply
    483,068.88x = 666,665.24 × 279,157.28
  4. Step 4: Simplify right side
    483,068.88x = 186,104,450,339.84
  5. Step 5: Solve for x
    x = 186,104,450,339.84/483,068.88
  6. Step 6: Final answer
    x = 385,254.48

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