Home / 446,850.50-669,898.15-193,939.74

Finding the Fourth Proportional to 446,850.50, 669,898.15 and 193,939.74

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Solution

The fourth proportional to 446,850.50, 669,898.15 and 193,939.74 is: 290,745.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,850.50 : 669,898.15 = 193,939.74 : x
  2. Step 2: Convert to fraction form
    446,850.50/669,898.15 = 193,939.74/x
  3. Step 3: Cross multiply
    446,850.50x = 669,898.15 × 193,939.74
  4. Step 4: Simplify right side
    446,850.50x = 129,919,872,552.63
  5. Step 5: Solve for x
    x = 129,919,872,552.63/446,850.50
  6. Step 6: Final answer
    x = 290,745.73

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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.