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Finding the Fourth Proportional to 271,287.12, 406,405.88 and 152,597.84

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Solution

The fourth proportional to 271,287.12, 406,405.88 and 152,597.84 is: 228,601.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,287.12 : 406,405.88 = 152,597.84 : x
  2. Step 2: Convert to fraction form
    271,287.12/406,405.88 = 152,597.84/x
  3. Step 3: Cross multiply
    271,287.12x = 406,405.88 × 152,597.84
  4. Step 4: Simplify right side
    271,287.12x = 62,016,659,451.30
  5. Step 5: Solve for x
    x = 62,016,659,451.30/271,287.12
  6. Step 6: Final answer
    x = 228,601.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.