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Finding the Fourth Proportional to 427,279.34, 589,793.87 and 246,063.41

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Solution

The fourth proportional to 427,279.34, 589,793.87 and 246,063.41 is: 339,652.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,279.34 : 589,793.87 = 246,063.41 : x
  2. Step 2: Convert to fraction form
    427,279.34/589,793.87 = 246,063.41/x
  3. Step 3: Cross multiply
    427,279.34x = 589,793.87 × 246,063.41
  4. Step 4: Simplify right side
    427,279.34x = 145,126,690,849.30
  5. Step 5: Solve for x
    x = 145,126,690,849.30/427,279.34
  6. Step 6: Final answer
    x = 339,652.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.