Home / 489,183.30-733,847.85-173,613.78

Finding the Fourth Proportional to 489,183.30, 733,847.85 and 173,613.78

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Solution

The fourth proportional to 489,183.30, 733,847.85 and 173,613.78 is: 260,446.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,183.30 : 733,847.85 = 173,613.78 : x
  2. Step 2: Convert to fraction form
    489,183.30/733,847.85 = 173,613.78/x
  3. Step 3: Cross multiply
    489,183.30x = 733,847.85 × 173,613.78
  4. Step 4: Simplify right side
    489,183.30x = 127,406,099,183.37
  5. Step 5: Solve for x
    x = 127,406,099,183.37/489,183.30
  6. Step 6: Final answer
    x = 260,446.54

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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.