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Finding the Fourth Proportional to 254,801.70, 382,202.55 and 170,820.90

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Solution

The fourth proportional to 254,801.70, 382,202.55 and 170,820.90 is: 256,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,801.70 : 382,202.55 = 170,820.90 : x
  2. Step 2: Convert to fraction form
    254,801.70/382,202.55 = 170,820.90/x
  3. Step 3: Cross multiply
    254,801.70x = 382,202.55 × 170,820.90
  4. Step 4: Simplify right side
    254,801.70x = 65,288,183,573.30
  5. Step 5: Solve for x
    x = 65,288,183,573.30/254,801.70
  6. Step 6: Final answer
    x = 256,231.35

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