Home / 331,622.33-457,986.22-228,524.58

Finding the Fourth Proportional to 331,622.33, 457,986.22 and 228,524.58

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Solution

The fourth proportional to 331,622.33, 457,986.22 and 228,524.58 is: 315,603.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,622.33 : 457,986.22 = 228,524.58 : x
  2. Step 2: Convert to fraction form
    331,622.33/457,986.22 = 228,524.58/x
  3. Step 3: Cross multiply
    331,622.33x = 457,986.22 × 228,524.58
  4. Step 4: Simplify right side
    331,622.33x = 104,661,107,999.98
  5. Step 5: Solve for x
    x = 104,661,107,999.98/331,622.33
  6. Step 6: Final answer
    x = 315,603.32

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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.