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Finding the Fourth Proportional to 435,490.39, 653,235.34 and 135,996.63

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Solution

The fourth proportional to 435,490.39, 653,235.34 and 135,996.63 is: 203,994.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,490.39 : 653,235.34 = 135,996.63 : x
  2. Step 2: Convert to fraction form
    435,490.39/653,235.34 = 135,996.63/x
  3. Step 3: Cross multiply
    435,490.39x = 653,235.34 × 135,996.63
  4. Step 4: Simplify right side
    435,490.39x = 88,837,804,496.91
  5. Step 5: Solve for x
    x = 88,837,804,496.91/435,490.39
  6. Step 6: Final answer
    x = 203,994.87

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