Home / 672,108.27-1,008,359.24-198,806.24

Finding the Fourth Proportional to 672,108.27, 1,008,359.24 and 198,806.24

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Solution

The fourth proportional to 672,108.27, 1,008,359.24 and 198,806.24 is: 298,267.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,108.27 : 1,008,359.24 = 198,806.24 : x
  2. Step 2: Convert to fraction form
    672,108.27/1,008,359.24 = 198,806.24/x
  3. Step 3: Cross multiply
    672,108.27x = 1,008,359.24 × 198,806.24
  4. Step 4: Simplify right side
    672,108.27x = 200,468,103,037.83
  5. Step 5: Solve for x
    x = 200,468,103,037.83/672,108.27
  6. Step 6: Final answer
    x = 298,267.57

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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.