Home / 331,755.24-457,339.37-263,799.69

Finding the Fourth Proportional to 331,755.24, 457,339.37 and 263,799.69

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Solution

The fourth proportional to 331,755.24, 457,339.37 and 263,799.69 is: 363,659.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,755.24 : 457,339.37 = 263,799.69 : x
  2. Step 2: Convert to fraction form
    331,755.24/457,339.37 = 263,799.69/x
  3. Step 3: Cross multiply
    331,755.24x = 457,339.37 × 263,799.69
  4. Step 4: Simplify right side
    331,755.24x = 120,645,980,996.77
  5. Step 5: Solve for x
    x = 120,645,980,996.77/331,755.24
  6. Step 6: Final answer
    x = 363,659.61

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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.