Home / 705,729.15-1,058,634.30-200,250.59

Finding the Fourth Proportional to 705,729.15, 1,058,634.30 and 200,250.59

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Solution

The fourth proportional to 705,729.15, 1,058,634.30 and 200,250.59 is: 300,387.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,729.15 : 1,058,634.30 = 200,250.59 : x
  2. Step 2: Convert to fraction form
    705,729.15/1,058,634.30 = 200,250.59/x
  3. Step 3: Cross multiply
    705,729.15x = 1,058,634.30 × 200,250.59
  4. Step 4: Simplify right side
    705,729.15x = 211,992,137,876.07
  5. Step 5: Solve for x
    x = 211,992,137,876.07/705,729.15
  6. Step 6: Final answer
    x = 300,387.39

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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.