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Finding the Fourth Proportional to 471,591.08, 650,785.39 and 275,391.26

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Solution

The fourth proportional to 471,591.08, 650,785.39 and 275,391.26 is: 380,033.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,591.08 : 650,785.39 = 275,391.26 : x
  2. Step 2: Convert to fraction form
    471,591.08/650,785.39 = 275,391.26/x
  3. Step 3: Cross multiply
    471,591.08x = 650,785.39 × 275,391.26
  4. Step 4: Simplify right side
    471,591.08x = 179,220,609,480.18
  5. Step 5: Solve for x
    x = 179,220,609,480.18/471,591.08
  6. Step 6: Final answer
    x = 380,033.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.