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Finding the Fourth Proportional to 363,077.19, 501,008.16 and 201,906.24

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Solution

The fourth proportional to 363,077.19, 501,008.16 and 201,906.24 is: 278,609.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,077.19 : 501,008.16 = 201,906.24 : x
  2. Step 2: Convert to fraction form
    363,077.19/501,008.16 = 201,906.24/x
  3. Step 3: Cross multiply
    363,077.19x = 501,008.16 × 201,906.24
  4. Step 4: Simplify right side
    363,077.19x = 101,156,673,794.92
  5. Step 5: Solve for x
    x = 101,156,673,794.92/363,077.19
  6. Step 6: Final answer
    x = 278,609.28

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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.