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Finding the Fourth Proportional to 363,507.48, 501,645.24 and 200,183.40

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Solution

The fourth proportional to 363,507.48, 501,645.24 and 200,183.40 is: 276,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,507.48 : 501,645.24 = 200,183.40 : x
  2. Step 2: Convert to fraction form
    363,507.48/501,645.24 = 200,183.40/x
  3. Step 3: Cross multiply
    363,507.48x = 501,645.24 × 200,183.40
  4. Step 4: Simplify right side
    363,507.48x = 100,421,049,737.02
  5. Step 5: Solve for x
    x = 100,421,049,737.02/363,507.48
  6. Step 6: Final answer
    x = 276,255.80

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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.