Home / 331,229.70-496,844.55-190,872.90

Finding the Fourth Proportional to 331,229.70, 496,844.55 and 190,872.90

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Solution

The fourth proportional to 331,229.70, 496,844.55 and 190,872.90 is: 286,309.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,229.70 : 496,844.55 = 190,872.90 : x
  2. Step 2: Convert to fraction form
    331,229.70/496,844.55 = 190,872.90/x
  3. Step 3: Cross multiply
    331,229.70x = 496,844.55 × 190,872.90
  4. Step 4: Simplify right side
    331,229.70x = 94,834,160,107.70
  5. Step 5: Solve for x
    x = 94,834,160,107.70/331,229.70
  6. Step 6: Final answer
    x = 286,309.35

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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.