Home / 428,198.01-590,865.55-237,163.56

Finding the Fourth Proportional to 428,198.01, 590,865.55 and 237,163.56

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Solution

The fourth proportional to 428,198.01, 590,865.55 and 237,163.56 is: 327,259.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,198.01 : 590,865.55 = 237,163.56 : x
  2. Step 2: Convert to fraction form
    428,198.01/590,865.55 = 237,163.56/x
  3. Step 3: Cross multiply
    428,198.01x = 590,865.55 × 237,163.56
  4. Step 4: Simplify right side
    428,198.01x = 140,131,777,319.36
  5. Step 5: Solve for x
    x = 140,131,777,319.36/428,198.01
  6. Step 6: Final answer
    x = 327,259.29

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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.