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Finding the Fourth Proportional to 363,497.45, 501,615.25 and 202,348.96

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Solution

The fourth proportional to 363,497.45, 501,615.25 and 202,348.96 is: 279,235.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,497.45 : 501,615.25 = 202,348.96 : x
  2. Step 2: Convert to fraction form
    363,497.45/501,615.25 = 202,348.96/x
  3. Step 3: Cross multiply
    363,497.45x = 501,615.25 × 202,348.96
  4. Step 4: Simplify right side
    363,497.45x = 101,501,322,397.73
  5. Step 5: Solve for x
    x = 101,501,322,397.73/363,497.45
  6. Step 6: Final answer
    x = 279,235.31

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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.