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Finding the Fourth Proportional to 253,865.85, 380,878.37 and 152,774.21

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Solution

The fourth proportional to 253,865.85, 380,878.37 and 152,774.21 is: 229,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,865.85 : 380,878.37 = 152,774.21 : x
  2. Step 2: Convert to fraction form
    253,865.85/380,878.37 = 152,774.21/x
  3. Step 3: Cross multiply
    253,865.85x = 380,878.37 × 152,774.21
  4. Step 4: Simplify right side
    253,865.85x = 58,188,389,414.57
  5. Step 5: Solve for x
    x = 58,188,389,414.57/253,865.85
  6. Step 6: Final answer
    x = 229,209.20

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