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Finding the Fourth Proportional to 354,063.02, 488,600.79 and 192,919.40

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Solution

The fourth proportional to 354,063.02, 488,600.79 and 192,919.40 is: 266,225.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,063.02 : 488,600.79 = 192,919.40 : x
  2. Step 2: Convert to fraction form
    354,063.02/488,600.79 = 192,919.40/x
  3. Step 3: Cross multiply
    354,063.02x = 488,600.79 × 192,919.40
  4. Step 4: Simplify right side
    354,063.02x = 94,260,568,803.32
  5. Step 5: Solve for x
    x = 94,260,568,803.32/354,063.02
  6. Step 6: Final answer
    x = 266,225.40

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