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Finding the Fourth Proportional to 382,034.40, 572,905.80 and 115,706.40

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Solution

The fourth proportional to 382,034.40, 572,905.80 and 115,706.40 is: 173,515.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,034.40 : 572,905.80 = 115,706.40 : x
  2. Step 2: Convert to fraction form
    382,034.40/572,905.80 = 115,706.40/x
  3. Step 3: Cross multiply
    382,034.40x = 572,905.80 × 115,706.40
  4. Step 4: Simplify right side
    382,034.40x = 66,288,867,657.12
  5. Step 5: Solve for x
    x = 66,288,867,657.12/382,034.40
  6. Step 6: Final answer
    x = 173,515.44

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