Home / 331,301.35-457,183.39-202,455.27

Finding the Fourth Proportional to 331,301.35, 457,183.39 and 202,455.27

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Solution

The fourth proportional to 331,301.35, 457,183.39 and 202,455.27 is: 279,380.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,301.35 : 457,183.39 = 202,455.27 : x
  2. Step 2: Convert to fraction form
    331,301.35/457,183.39 = 202,455.27/x
  3. Step 3: Cross multiply
    331,301.35x = 457,183.39 × 202,455.27
  4. Step 4: Simplify right side
    331,301.35x = 92,559,186,661.97
  5. Step 5: Solve for x
    x = 92,559,186,661.97/331,301.35
  6. Step 6: Final answer
    x = 279,380.65

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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.