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Finding the Fourth Proportional to 339,570.88, 468,620.46 and 203,626.96

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Solution

The fourth proportional to 339,570.88, 468,620.46 and 203,626.96 is: 281,012.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,570.88 : 468,620.46 = 203,626.96 : x
  2. Step 2: Convert to fraction form
    339,570.88/468,620.46 = 203,626.96/x
  3. Step 3: Cross multiply
    339,570.88x = 468,620.46 × 203,626.96
  4. Step 4: Simplify right side
    339,570.88x = 95,423,759,663.60
  5. Step 5: Solve for x
    x = 95,423,759,663.60/339,570.88
  6. Step 6: Final answer
    x = 281,012.79

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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.