Home / 705,759.27-1,058,043.78-306,099

Finding the Fourth Proportional to 705,759.27, 1,058,043.78 and 306,099

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Solution

The fourth proportional to 705,759.27, 1,058,043.78 and 306,099 is: 458,890.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,759.27 : 1,058,043.78 = 306,099 : x
  2. Step 2: Convert to fraction form
    705,759.27/1,058,043.78 = 306,099/x
  3. Step 3: Cross multiply
    705,759.27x = 1,058,043.78 × 306,099
  4. Step 4: Simplify right side
    705,759.27x = 323,866,143,014.22
  5. Step 5: Solve for x
    x = 323,866,143,014.22/705,759.27
  6. Step 6: Final answer
    x = 458,890.38

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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.