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Finding the Fourth Proportional to 629,489.80, 944,328.44 and 224,650.58

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Solution

The fourth proportional to 629,489.80, 944,328.44 and 224,650.58 is: 337,009.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,489.80 : 944,328.44 = 224,650.58 : x
  2. Step 2: Convert to fraction form
    629,489.80/944,328.44 = 224,650.58/x
  3. Step 3: Cross multiply
    629,489.80x = 944,328.44 × 224,650.58
  4. Step 4: Simplify right side
    629,489.80x = 212,143,934,678.94
  5. Step 5: Solve for x
    x = 212,143,934,678.94/629,489.80
  6. Step 6: Final answer
    x = 337,009.33

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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.