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Finding the Fourth Proportional to 373,845.87, 560,768.82 and 298,613.78

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Solution

The fourth proportional to 373,845.87, 560,768.82 and 298,613.78 is: 447,920.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,845.87 : 560,768.82 = 298,613.78 : x
  2. Step 2: Convert to fraction form
    373,845.87/560,768.82 = 298,613.78/x
  3. Step 3: Cross multiply
    373,845.87x = 560,768.82 × 298,613.78
  4. Step 4: Simplify right side
    373,845.87x = 167,453,297,046.34
  5. Step 5: Solve for x
    x = 167,453,297,046.34/373,845.87
  6. Step 6: Final answer
    x = 447,920.68

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1.5x scale

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.