Home / 331,535.62-497,299.74-198,453.04

Finding the Fourth Proportional to 331,535.62, 497,299.74 and 198,453.04

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Solution

The fourth proportional to 331,535.62, 497,299.74 and 198,453.04 is: 297,677.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,535.62 : 497,299.74 = 198,453.04 : x
  2. Step 2: Convert to fraction form
    331,535.62/497,299.74 = 198,453.04/x
  3. Step 3: Cross multiply
    331,535.62x = 497,299.74 × 198,453.04
  4. Step 4: Simplify right side
    331,535.62x = 98,690,645,194.21
  5. Step 5: Solve for x
    x = 98,690,645,194.21/331,535.62
  6. Step 6: Final answer
    x = 297,677.35

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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.