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Finding the Fourth Proportional to 364,383.54, 502,849.98 and 203,249.03

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Solution

The fourth proportional to 364,383.54, 502,849.98 and 203,249.03 is: 280,484.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,383.54 : 502,849.98 = 203,249.03 : x
  2. Step 2: Convert to fraction form
    364,383.54/502,849.98 = 203,249.03/x
  3. Step 3: Cross multiply
    364,383.54x = 502,849.98 × 203,249.03
  4. Step 4: Simplify right side
    364,383.54x = 102,203,770,670.52
  5. Step 5: Solve for x
    x = 102,203,770,670.52/364,383.54
  6. Step 6: Final answer
    x = 280,484.05

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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.