Home / 705,473.82-1,058,491.26-225,775.76

Finding the Fourth Proportional to 705,473.82, 1,058,491.26 and 225,775.76

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Solution

The fourth proportional to 705,473.82, 1,058,491.26 and 225,775.76 is: 338,753.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,473.82 : 1,058,491.26 = 225,775.76 : x
  2. Step 2: Convert to fraction form
    705,473.82/1,058,491.26 = 225,775.76/x
  3. Step 3: Cross multiply
    705,473.82x = 1,058,491.26 × 225,775.76
  4. Step 4: Simplify right side
    705,473.82x = 238,981,663,387.40
  5. Step 5: Solve for x
    x = 238,981,663,387.40/705,473.82
  6. Step 6: Final answer
    x = 338,753.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.