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Finding the Fourth Proportional to 404,450.52, 558,144.70 and 223,169.14

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Solution

The fourth proportional to 404,450.52, 558,144.70 and 223,169.14 is: 307,975.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,450.52 : 558,144.70 = 223,169.14 : x
  2. Step 2: Convert to fraction form
    404,450.52/558,144.70 = 223,169.14/x
  3. Step 3: Cross multiply
    404,450.52x = 558,144.70 × 223,169.14
  4. Step 4: Simplify right side
    404,450.52x = 124,560,672,694.56
  5. Step 5: Solve for x
    x = 124,560,672,694.56/404,450.52
  6. Step 6: Final answer
    x = 307,975.06

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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.