Home / 558,878.94-771,257.70-304,229.52

Finding the Fourth Proportional to 558,878.94, 771,257.70 and 304,229.52

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Solution

The fourth proportional to 558,878.94, 771,257.70 and 304,229.52 is: 419,839.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,878.94 : 771,257.70 = 304,229.52 : x
  2. Step 2: Convert to fraction form
    558,878.94/771,257.70 = 304,229.52/x
  3. Step 3: Cross multiply
    558,878.94x = 771,257.70 × 304,229.52
  4. Step 4: Simplify right side
    558,878.94x = 234,639,359,867.30
  5. Step 5: Solve for x
    x = 234,639,359,867.30/558,878.94
  6. Step 6: Final answer
    x = 419,839.33

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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.