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Finding the Fourth Proportional to 363,396.15, 501,486.18 and 202,247.37

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Solution

The fourth proportional to 363,396.15, 501,486.18 and 202,247.37 is: 279,101.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,396.15 : 501,486.18 = 202,247.37 : x
  2. Step 2: Convert to fraction form
    363,396.15/501,486.18 = 202,247.37/x
  3. Step 3: Cross multiply
    363,396.15x = 501,486.18 × 202,247.37
  4. Step 4: Simplify right side
    363,396.15x = 101,424,260,996.35
  5. Step 5: Solve for x
    x = 101,424,260,996.35/363,396.15
  6. Step 6: Final answer
    x = 279,101.09

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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.