Home / 338,826.40-508,286.48-114,251.12

Finding the Fourth Proportional to 338,826.40, 508,286.48 and 114,251.12

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Solution

The fourth proportional to 338,826.40, 508,286.48 and 114,251.12 is: 171,392.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,826.40 : 508,286.48 = 114,251.12 : x
  2. Step 2: Convert to fraction form
    338,826.40/508,286.48 = 114,251.12/x
  3. Step 3: Cross multiply
    338,826.40x = 508,286.48 × 114,251.12
  4. Step 4: Simplify right side
    338,826.40x = 58,072,299,620.86
  5. Step 5: Solve for x
    x = 58,072,299,620.86/338,826.40
  6. Step 6: Final answer
    x = 171,392.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.