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Finding the Fourth Proportional to 449,064.24, 673,685.20 and 164,757.52

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Solution

The fourth proportional to 449,064.24, 673,685.20 and 164,757.52 is: 247,168.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,064.24 : 673,685.20 = 164,757.52 : x
  2. Step 2: Convert to fraction form
    449,064.24/673,685.20 = 164,757.52/x
  3. Step 3: Cross multiply
    449,064.24x = 673,685.20 × 164,757.52
  4. Step 4: Simplify right side
    449,064.24x = 110,994,702,812.70
  5. Step 5: Solve for x
    x = 110,994,702,812.70/449,064.24
  6. Step 6: Final answer
    x = 247,168.87

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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.