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Finding the Fourth Proportional to 567,989.72, 851,692.98 and 188,773.64

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Solution

The fourth proportional to 567,989.72, 851,692.98 and 188,773.64 is: 283,063.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,989.72 : 851,692.98 = 188,773.64 : x
  2. Step 2: Convert to fraction form
    567,989.72/851,692.98 = 188,773.64/x
  3. Step 3: Cross multiply
    567,989.72x = 851,692.98 × 188,773.64
  4. Step 4: Simplify right side
    567,989.72x = 160,777,183,997.05
  5. Step 5: Solve for x
    x = 160,777,183,997.05/567,989.72
  6. Step 6: Final answer
    x = 283,063.55

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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.