Home / 422,933.88-583,648.80-231,951.26

Finding the Fourth Proportional to 422,933.88, 583,648.80 and 231,951.26

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Solution

The fourth proportional to 422,933.88, 583,648.80 and 231,951.26 is: 320,092.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,933.88 : 583,648.80 = 231,951.26 : x
  2. Step 2: Convert to fraction form
    422,933.88/583,648.80 = 231,951.26/x
  3. Step 3: Cross multiply
    422,933.88x = 583,648.80 × 231,951.26
  4. Step 4: Simplify right side
    422,933.88x = 135,378,074,557.49
  5. Step 5: Solve for x
    x = 135,378,074,557.49/422,933.88
  6. Step 6: Final answer
    x = 320,092.76

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1.5x scale

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.