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Finding the Fourth Proportional to 365,027, 503,732.02 and 203,884.40

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Solution

The fourth proportional to 365,027, 503,732.02 and 203,884.40 is: 281,357.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,027 : 503,732.02 = 203,884.40 : x
  2. Step 2: Convert to fraction form
    365,027/503,732.02 = 203,884.40/x
  3. Step 3: Cross multiply
    365,027x = 503,732.02 × 203,884.40
  4. Step 4: Simplify right side
    365,027x = 102,703,100,658.49
  5. Step 5: Solve for x
    x = 102,703,100,658.49/365,027
  6. Step 6: Final answer
    x = 281,357.55

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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.