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Finding the Fourth Proportional to 300,124.83, 449,771.71 and 150,174.39

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Solution

The fourth proportional to 300,124.83, 449,771.71 and 150,174.39 is: 225,053.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,124.83 : 449,771.71 = 150,174.39 : x
  2. Step 2: Convert to fraction form
    300,124.83/449,771.71 = 150,174.39/x
  3. Step 3: Cross multiply
    300,124.83x = 449,771.71 × 150,174.39
  4. Step 4: Simplify right side
    300,124.83x = 67,544,192,188.51
  5. Step 5: Solve for x
    x = 67,544,192,188.51/300,124.83
  6. Step 6: Final answer
    x = 225,053.66

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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.