Home / 404,505.14-558,193.03-223,234.12

Finding the Fourth Proportional to 404,505.14, 558,193.03 and 223,234.12

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Solution

The fourth proportional to 404,505.14, 558,193.03 and 223,234.12 is: 308,049.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,505.14 : 558,193.03 = 223,234.12 : x
  2. Step 2: Convert to fraction form
    404,505.14/558,193.03 = 223,234.12/x
  3. Step 3: Cross multiply
    404,505.14x = 558,193.03 × 223,234.12
  4. Step 4: Simplify right side
    404,505.14x = 124,607,729,842.18
  5. Step 5: Solve for x
    x = 124,607,729,842.18/404,505.14
  6. Step 6: Final answer
    x = 308,049.81

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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.