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Finding the Fourth Proportional to 363,710.69, 501,936.26 and 202,565.73

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Solution

The fourth proportional to 363,710.69, 501,936.26 and 202,565.73 is: 279,549.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,710.69 : 501,936.26 = 202,565.73 : x
  2. Step 2: Convert to fraction form
    363,710.69/501,936.26 = 202,565.73/x
  3. Step 3: Cross multiply
    363,710.69x = 501,936.26 × 202,565.73
  4. Step 4: Simplify right side
    363,710.69x = 101,675,083,907.54
  5. Step 5: Solve for x
    x = 101,675,083,907.54/363,710.69
  6. Step 6: Final answer
    x = 279,549.35

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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.