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Finding the Fourth Proportional to 485,822.63, 670,436.25 and 270,957.17

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Solution

The fourth proportional to 485,822.63, 670,436.25 and 270,957.17 is: 373,921.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,822.63 : 670,436.25 = 270,957.17 : x
  2. Step 2: Convert to fraction form
    485,822.63/670,436.25 = 270,957.17/x
  3. Step 3: Cross multiply
    485,822.63x = 670,436.25 × 270,957.17
  4. Step 4: Simplify right side
    485,822.63x = 181,659,508,965.41
  5. Step 5: Solve for x
    x = 181,659,508,965.41/485,822.63
  6. Step 6: Final answer
    x = 373,921.46

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