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Finding the Fourth Proportional to 383,864.40, 575,839.80 and 117,622.80

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Solution

The fourth proportional to 383,864.40, 575,839.80 and 117,622.80 is: 176,447.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,864.40 : 575,839.80 = 117,622.80 : x
  2. Step 2: Convert to fraction form
    383,864.40/575,839.80 = 117,622.80/x
  3. Step 3: Cross multiply
    383,864.40x = 575,839.80 × 117,622.80
  4. Step 4: Simplify right side
    383,864.40x = 67,731,889,627.44
  5. Step 5: Solve for x
    x = 67,731,889,627.44/383,864.40
  6. Step 6: Final answer
    x = 176,447.44

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