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Finding the Fourth Proportional to 364,384.39, 502,851.33 and 203,249.87

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Solution

The fourth proportional to 364,384.39, 502,851.33 and 203,249.87 is: 280,485.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,384.39 : 502,851.33 = 203,249.87 : x
  2. Step 2: Convert to fraction form
    364,384.39/502,851.33 = 203,249.87/x
  3. Step 3: Cross multiply
    364,384.39x = 502,851.33 × 203,249.87
  4. Step 4: Simplify right side
    364,384.39x = 102,204,467,451.83
  5. Step 5: Solve for x
    x = 102,204,467,451.83/364,384.39
  6. Step 6: Final answer
    x = 280,485.31

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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.