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Finding the Fourth Proportional to 482,409.98, 723,649.80 and 127,419.38

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Solution

The fourth proportional to 482,409.98, 723,649.80 and 127,419.38 is: 191,138.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,409.98 : 723,649.80 = 127,419.38 : x
  2. Step 2: Convert to fraction form
    482,409.98/723,649.80 = 127,419.38/x
  3. Step 3: Cross multiply
    482,409.98x = 723,649.80 × 127,419.38
  4. Step 4: Simplify right side
    482,409.98x = 92,207,005,234.88
  5. Step 5: Solve for x
    x = 92,207,005,234.88/482,409.98
  6. Step 6: Final answer
    x = 191,138.26

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