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Finding the Fourth Proportional to 363,208.82, 501,234.87 and 202,078.89

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Solution

The fourth proportional to 363,208.82, 501,234.87 and 202,078.89 is: 278,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,208.82 : 501,234.87 = 202,078.89 : x
  2. Step 2: Convert to fraction form
    363,208.82/501,234.87 = 202,078.89/x
  3. Step 3: Cross multiply
    363,208.82x = 501,234.87 × 202,078.89
  4. Step 4: Simplify right side
    363,208.82x = 101,288,986,158.89
  5. Step 5: Solve for x
    x = 101,288,986,158.89/363,208.82
  6. Step 6: Final answer
    x = 278,872.60

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1.5x scale

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.