Home / 404,904.41-558,772.30-223,620.95

Finding the Fourth Proportional to 404,904.41, 558,772.30 and 223,620.95

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Solution

The fourth proportional to 404,904.41, 558,772.30 and 223,620.95 is: 308,599.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,904.41 : 558,772.30 = 223,620.95 : x
  2. Step 2: Convert to fraction form
    404,904.41/558,772.30 = 223,620.95/x
  3. Step 3: Cross multiply
    404,904.41x = 558,772.30 × 223,620.95
  4. Step 4: Simplify right side
    404,904.41x = 124,953,189,765.82
  5. Step 5: Solve for x
    x = 124,953,189,765.82/404,904.41
  6. Step 6: Final answer
    x = 308,599.23

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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.