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Finding the Fourth Proportional to 363,475.38, 501,589.17 and 202,329.30

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Solution

The fourth proportional to 363,475.38, 501,589.17 and 202,329.30 is: 279,210.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,475.38 : 501,589.17 = 202,329.30 : x
  2. Step 2: Convert to fraction form
    363,475.38/501,589.17 = 202,329.30/x
  3. Step 3: Cross multiply
    363,475.38x = 501,589.17 × 202,329.30
  4. Step 4: Simplify right side
    363,475.38x = 101,486,185,653.68
  5. Step 5: Solve for x
    x = 101,486,185,653.68/363,475.38
  6. Step 6: Final answer
    x = 279,210.62

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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.