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Finding the Fourth Proportional to 662,132.52, 993,207.83 and 188,817.80

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Solution

The fourth proportional to 662,132.52, 993,207.83 and 188,817.80 is: 283,229.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,132.52 : 993,207.83 = 188,817.80 : x
  2. Step 2: Convert to fraction form
    662,132.52/993,207.83 = 188,817.80/x
  3. Step 3: Cross multiply
    662,132.52x = 993,207.83 × 188,817.80
  4. Step 4: Simplify right side
    662,132.52x = 187,535,311,493.25
  5. Step 5: Solve for x
    x = 187,535,311,493.25/662,132.52
  6. Step 6: Final answer
    x = 283,229.27

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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.