Home / 705,665.70-1,058,564.19-200,239.07

Finding the Fourth Proportional to 705,665.70, 1,058,564.19 and 200,239.07

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Solution

The fourth proportional to 705,665.70, 1,058,564.19 and 200,239.07 is: 300,377.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,665.70 : 1,058,564.19 = 200,239.07 : x
  2. Step 2: Convert to fraction form
    705,665.70/1,058,564.19 = 200,239.07/x
  3. Step 3: Cross multiply
    705,665.70x = 1,058,564.19 × 200,239.07
  4. Step 4: Simplify right side
    705,665.70x = 211,965,903,648.08
  5. Step 5: Solve for x
    x = 211,965,903,648.08/705,665.70
  6. Step 6: Final answer
    x = 300,377.22

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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.