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Finding the Fourth Proportional to 404,049.24, 606,005.28 and 119,733.84

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Solution

The fourth proportional to 404,049.24, 606,005.28 and 119,733.84 is: 179,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,049.24 : 606,005.28 = 119,733.84 : x
  2. Step 2: Convert to fraction form
    404,049.24/606,005.28 = 119,733.84/x
  3. Step 3: Cross multiply
    404,049.24x = 606,005.28 × 119,733.84
  4. Step 4: Simplify right side
    404,049.24x = 72,559,339,234.68
  5. Step 5: Solve for x
    x = 72,559,339,234.68/404,049.24
  6. Step 6: Final answer
    x = 179,580.44

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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.