Home / 558,845.92-771,207.44-304,198.84

Finding the Fourth Proportional to 558,845.92, 771,207.44 and 304,198.84

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Solution

The fourth proportional to 558,845.92, 771,207.44 and 304,198.84 is: 419,794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,845.92 : 771,207.44 = 304,198.84 : x
  2. Step 2: Convert to fraction form
    558,845.92/771,207.44 = 304,198.84/x
  3. Step 3: Cross multiply
    558,845.92x = 771,207.44 × 304,198.84
  4. Step 4: Simplify right side
    558,845.92x = 234,600,408,647.37
  5. Step 5: Solve for x
    x = 234,600,408,647.37/558,845.92
  6. Step 6: Final answer
    x = 419,794.44

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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.