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Finding the Fourth Proportional to 271,284.80, 406,927.20 and 176,806.40

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Solution

The fourth proportional to 271,284.80, 406,927.20 and 176,806.40 is: 265,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,284.80 : 406,927.20 = 176,806.40 : x
  2. Step 2: Convert to fraction form
    271,284.80/406,927.20 = 176,806.40/x
  3. Step 3: Cross multiply
    271,284.80x = 406,927.20 × 176,806.40
  4. Step 4: Simplify right side
    271,284.80x = 71,947,333,294.08
  5. Step 5: Solve for x
    x = 71,947,333,294.08/271,284.80
  6. Step 6: Final answer
    x = 265,209.60

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