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Finding the Fourth Proportional to 349,896.78, 482,900.04 and 196,992.24

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Solution

The fourth proportional to 349,896.78, 482,900.04 and 196,992.24 is: 271,873.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,896.78 : 482,900.04 = 196,992.24 : x
  2. Step 2: Convert to fraction form
    349,896.78/482,900.04 = 196,992.24/x
  3. Step 3: Cross multiply
    349,896.78x = 482,900.04 × 196,992.24
  4. Step 4: Simplify right side
    349,896.78x = 95,127,560,575.69
  5. Step 5: Solve for x
    x = 95,127,560,575.69/349,896.78
  6. Step 6: Final answer
    x = 271,873.21

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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.