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Finding the Fourth Proportional to 352,989.43, 487,128.63 and 191,844.89

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Solution

The fourth proportional to 352,989.43, 487,128.63 and 191,844.89 is: 264,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,989.43 : 487,128.63 = 191,844.89 : x
  2. Step 2: Convert to fraction form
    352,989.43/487,128.63 = 191,844.89/x
  3. Step 3: Cross multiply
    352,989.43x = 487,128.63 × 191,844.89
  4. Step 4: Simplify right side
    352,989.43x = 93,453,138,548.71
  5. Step 5: Solve for x
    x = 93,453,138,548.71/352,989.43
  6. Step 6: Final answer
    x = 264,747.70

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