Home / 709,758.92-1,064,578.41-229,976.57

Finding the Fourth Proportional to 709,758.92, 1,064,578.41 and 229,976.57

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Solution

The fourth proportional to 709,758.92, 1,064,578.41 and 229,976.57 is: 344,945.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,758.92 : 1,064,578.41 = 229,976.57 : x
  2. Step 2: Convert to fraction form
    709,758.92/1,064,578.41 = 229,976.57/x
  3. Step 3: Cross multiply
    709,758.92x = 1,064,578.41 × 229,976.57
  4. Step 4: Simplify right side
    709,758.92x = 244,828,091,227.85
  5. Step 5: Solve for x
    x = 244,828,091,227.85/709,758.92
  6. Step 6: Final answer
    x = 344,945.42

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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.