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Finding the Fourth Proportional to 384,023.60, 576,035.40 and 265,828.40

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Solution

The fourth proportional to 384,023.60, 576,035.40 and 265,828.40 is: 398,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,023.60 : 576,035.40 = 265,828.40 : x
  2. Step 2: Convert to fraction form
    384,023.60/576,035.40 = 265,828.40/x
  3. Step 3: Cross multiply
    384,023.60x = 576,035.40 × 265,828.40
  4. Step 4: Simplify right side
    384,023.60x = 153,126,568,725.36
  5. Step 5: Solve for x
    x = 153,126,568,725.36/384,023.60
  6. Step 6: Final answer
    x = 398,742.60

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