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Finding the Fourth Proportional to 449,788.65, 674,267.79 and 224,953.44

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Solution

The fourth proportional to 449,788.65, 674,267.79 and 224,953.44 is: 337,222.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,788.65 : 674,267.79 = 224,953.44 : x
  2. Step 2: Convert to fraction form
    449,788.65/674,267.79 = 224,953.44/x
  3. Step 3: Cross multiply
    449,788.65x = 674,267.79 × 224,953.44
  4. Step 4: Simplify right side
    449,788.65x = 151,678,858,841.70
  5. Step 5: Solve for x
    x = 151,678,858,841.70/449,788.65
  6. Step 6: Final answer
    x = 337,222.51

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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.