Home / 331,286.50-457,175.37-180,383.50

Finding the Fourth Proportional to 331,286.50, 457,175.37 and 180,383.50

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Solution

The fourth proportional to 331,286.50, 457,175.37 and 180,383.50 is: 248,929.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,286.50 : 457,175.37 = 180,383.50 : x
  2. Step 2: Convert to fraction form
    331,286.50/457,175.37 = 180,383.50/x
  3. Step 3: Cross multiply
    331,286.50x = 457,175.37 × 180,383.50
  4. Step 4: Simplify right side
    331,286.50x = 82,466,893,354.40
  5. Step 5: Solve for x
    x = 82,466,893,354.40/331,286.50
  6. Step 6: Final answer
    x = 248,929.23

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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.