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Finding the Fourth Proportional to 449,596.15, 673,812.87 and 336,388.15

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Solution

The fourth proportional to 449,596.15, 673,812.87 and 336,388.15 is: 504,147.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,596.15 : 673,812.87 = 336,388.15 : x
  2. Step 2: Convert to fraction form
    449,596.15/673,812.87 = 336,388.15/x
  3. Step 3: Cross multiply
    449,596.15x = 673,812.87 × 336,388.15
  4. Step 4: Simplify right side
    449,596.15x = 226,662,664,785.49
  5. Step 5: Solve for x
    x = 226,662,664,785.49/449,596.15
  6. Step 6: Final answer
    x = 504,147.25

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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.