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Finding the Fourth Proportional to 384,914.30, 577,384.65 and 118,672.70

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Solution

The fourth proportional to 384,914.30, 577,384.65 and 118,672.70 is: 178,013.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,914.30 : 577,384.65 = 118,672.70 : x
  2. Step 2: Convert to fraction form
    384,914.30/577,384.65 = 118,672.70/x
  3. Step 3: Cross multiply
    384,914.30x = 577,384.65 × 118,672.70
  4. Step 4: Simplify right side
    384,914.30x = 68,519,795,354.06
  5. Step 5: Solve for x
    x = 68,519,795,354.06/384,914.30
  6. Step 6: Final answer
    x = 178,013.12

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