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Finding the Fourth Proportional to 529,320, 793,980 and 135,336

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Solution

The fourth proportional to 529,320, 793,980 and 135,336 is: 203,004

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,320 : 793,980 = 135,336 : x
  2. Step 2: Convert to fraction form
    529,320/793,980 = 135,336/x
  3. Step 3: Cross multiply
    529,320x = 793,980 × 135,336
  4. Step 4: Simplify right side
    529,320x = 107,454,077,280
  5. Step 5: Solve for x
    x = 107,454,077,280/529,320
  6. Step 6: Final answer
    x = 203,004

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