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Finding the Fourth Proportional to 569,640.20, 854,229.90 and 195,470.60

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Solution

The fourth proportional to 569,640.20, 854,229.90 and 195,470.60 is: 293,126.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,640.20 : 854,229.90 = 195,470.60 : x
  2. Step 2: Convert to fraction form
    569,640.20/854,229.90 = 195,470.60/x
  3. Step 3: Cross multiply
    569,640.20x = 854,229.90 × 195,470.60
  4. Step 4: Simplify right side
    569,640.20x = 166,976,831,090.94
  5. Step 5: Solve for x
    x = 166,976,831,090.94/569,640.20
  6. Step 6: Final answer
    x = 293,126.84

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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.