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Finding the Fourth Proportional to 363,725.88, 501,941.88 and 202,611.84

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Solution

The fourth proportional to 363,725.88, 501,941.88 and 202,611.84 is: 279,604.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,725.88 : 501,941.88 = 202,611.84 : x
  2. Step 2: Convert to fraction form
    363,725.88/501,941.88 = 202,611.84/x
  3. Step 3: Cross multiply
    363,725.88x = 501,941.88 × 202,611.84
  4. Step 4: Simplify right side
    363,725.88x = 101,699,367,879.86
  5. Step 5: Solve for x
    x = 101,699,367,879.86/363,725.88
  6. Step 6: Final answer
    x = 279,604.43

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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.