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Finding the Fourth Proportional to 392,089.44, 588,195.70 and 167,451.03

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Solution

The fourth proportional to 392,089.44, 588,195.70 and 167,451.03 is: 251,202.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,089.44 : 588,195.70 = 167,451.03 : x
  2. Step 2: Convert to fraction form
    392,089.44/588,195.70 = 167,451.03/x
  3. Step 3: Cross multiply
    392,089.44x = 588,195.70 × 167,451.03
  4. Step 4: Simplify right side
    392,089.44x = 98,493,975,806.57
  5. Step 5: Solve for x
    x = 98,493,975,806.57/392,089.44
  6. Step 6: Final answer
    x = 251,202.83

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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.