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Finding the Fourth Proportional to 367,261.03, 550,704.02 and 215,754.03

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Solution

The fourth proportional to 367,261.03, 550,704.02 and 215,754.03 is: 323,520.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,261.03 : 550,704.02 = 215,754.03 : x
  2. Step 2: Convert to fraction form
    367,261.03/550,704.02 = 215,754.03/x
  3. Step 3: Cross multiply
    367,261.03x = 550,704.02 × 215,754.03
  4. Step 4: Simplify right side
    367,261.03x = 118,816,611,652.20
  5. Step 5: Solve for x
    x = 118,816,611,652.20/367,261.03
  6. Step 6: Final answer
    x = 323,520.88

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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.