Home / 362,928.22-500,840.49-201,778.18

Finding the Fourth Proportional to 362,928.22, 500,840.49 and 201,778.18

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Solution

The fourth proportional to 362,928.22, 500,840.49 and 201,778.18 is: 278,453.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,928.22 : 500,840.49 = 201,778.18 : x
  2. Step 2: Convert to fraction form
    362,928.22/500,840.49 = 201,778.18/x
  3. Step 3: Cross multiply
    362,928.22x = 500,840.49 × 201,778.18
  4. Step 4: Simplify right side
    362,928.22x = 101,058,682,542.51
  5. Step 5: Solve for x
    x = 101,058,682,542.51/362,928.22
  6. Step 6: Final answer
    x = 278,453.64

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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.