Home / 303,921.85-455,475.26-236,535.25

Finding the Fourth Proportional to 303,921.85, 455,475.26 and 236,535.25

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Solution

The fourth proportional to 303,921.85, 455,475.26 and 236,535.25 is: 354,485.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,921.85 : 455,475.26 = 236,535.25 : x
  2. Step 2: Convert to fraction form
    303,921.85/455,475.26 = 236,535.25/x
  3. Step 3: Cross multiply
    303,921.85x = 455,475.26 × 236,535.25
  4. Step 4: Simplify right side
    303,921.85x = 107,735,952,215.54
  5. Step 5: Solve for x
    x = 107,735,952,215.54/303,921.85
  6. Step 6: Final answer
    x = 354,485.71

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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.