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Finding the Fourth Proportional to 452,555.44, 679,113.48 and 263,104.97

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Solution

The fourth proportional to 452,555.44, 679,113.48 and 263,104.97 is: 394,820.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,555.44 : 679,113.48 = 263,104.97 : x
  2. Step 2: Convert to fraction form
    452,555.44/679,113.48 = 263,104.97/x
  3. Step 3: Cross multiply
    452,555.44x = 679,113.48 × 263,104.97
  4. Step 4: Simplify right side
    452,555.44x = 178,678,129,755.33
  5. Step 5: Solve for x
    x = 178,678,129,755.33/452,555.44
  6. Step 6: Final answer
    x = 394,820.43

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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.