Home / 349,949.86-482,939.85-196,993.54

Finding the Fourth Proportional to 349,949.86, 482,939.85 and 196,993.54

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Solution

The fourth proportional to 349,949.86, 482,939.85 and 196,993.54 is: 271,856.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,949.86 : 482,939.85 = 196,993.54 : x
  2. Step 2: Convert to fraction form
    349,949.86/482,939.85 = 196,993.54/x
  3. Step 3: Cross multiply
    349,949.86x = 482,939.85 × 196,993.54
  4. Step 4: Simplify right side
    349,949.86x = 95,136,030,658.57
  5. Step 5: Solve for x
    x = 95,136,030,658.57/349,949.86
  6. Step 6: Final answer
    x = 271,856.18

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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.