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Finding the Fourth Proportional to 339,595.57, 468,622.82 and 203,561.44

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Solution

The fourth proportional to 339,595.57, 468,622.82 and 203,561.44 is: 280,903.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,595.57 : 468,622.82 = 203,561.44 : x
  2. Step 2: Convert to fraction form
    339,595.57/468,622.82 = 203,561.44/x
  3. Step 3: Cross multiply
    339,595.57x = 468,622.82 × 203,561.44
  4. Step 4: Simplify right side
    339,595.57x = 95,393,536,056.06
  5. Step 5: Solve for x
    x = 95,393,536,056.06/339,595.57
  6. Step 6: Final answer
    x = 280,903.36

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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.