Home / 275,961.10-413,613.60-247,748.80

Finding the Fourth Proportional to 275,961.10, 413,613.60 and 247,748.80

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Solution

The fourth proportional to 275,961.10, 413,613.60 and 247,748.80 is: 371,328.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,961.10 : 413,613.60 = 247,748.80 : x
  2. Step 2: Convert to fraction form
    275,961.10/413,613.60 = 247,748.80/x
  3. Step 3: Cross multiply
    275,961.10x = 413,613.60 × 247,748.80
  4. Step 4: Simplify right side
    275,961.10x = 102,472,273,063.68
  5. Step 5: Solve for x
    x = 102,472,273,063.68/275,961.10
  6. Step 6: Final answer
    x = 371,328.69

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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.