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Finding the Fourth Proportional to 363,732.06, 501,965.82 and 202,587.15

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Solution

The fourth proportional to 363,732.06, 501,965.82 and 202,587.15 is: 279,578.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,732.06 : 501,965.82 = 202,587.15 : x
  2. Step 2: Convert to fraction form
    363,732.06/501,965.82 = 202,587.15/x
  3. Step 3: Cross multiply
    363,732.06x = 501,965.82 × 202,587.15
  4. Step 4: Simplify right side
    363,732.06x = 101,691,824,871.21
  5. Step 5: Solve for x
    x = 101,691,824,871.21/363,732.06
  6. Step 6: Final answer
    x = 279,578.94

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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.