Home / 404,788.08-558,616.23-223,511.46

Finding the Fourth Proportional to 404,788.08, 558,616.23 and 223,511.46

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Solution

The fourth proportional to 404,788.08, 558,616.23 and 223,511.46 is: 308,450.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,788.08 : 558,616.23 = 223,511.46 : x
  2. Step 2: Convert to fraction form
    404,788.08/558,616.23 = 223,511.46/x
  3. Step 3: Cross multiply
    404,788.08x = 558,616.23 × 223,511.46
  4. Step 4: Simplify right side
    404,788.08x = 124,857,129,147.00
  5. Step 5: Solve for x
    x = 124,857,129,147.00/404,788.08
  6. Step 6: Final answer
    x = 308,450.61

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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.