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Finding the Fourth Proportional to 453,921.80, 680,882.70 and 254,856.20

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Solution

The fourth proportional to 453,921.80, 680,882.70 and 254,856.20 is: 382,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,921.80 : 680,882.70 = 254,856.20 : x
  2. Step 2: Convert to fraction form
    453,921.80/680,882.70 = 254,856.20/x
  3. Step 3: Cross multiply
    453,921.80x = 680,882.70 × 254,856.20
  4. Step 4: Simplify right side
    453,921.80x = 173,527,177,567.74
  5. Step 5: Solve for x
    x = 173,527,177,567.74/453,921.80
  6. Step 6: Final answer
    x = 382,284.30

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