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Finding the Fourth Proportional to 323,049.58, 445,732.16 and 271,562.43

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Solution

The fourth proportional to 323,049.58, 445,732.16 and 271,562.43 is: 374,692.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,049.58 : 445,732.16 = 271,562.43 : x
  2. Step 2: Convert to fraction form
    323,049.58/445,732.16 = 271,562.43/x
  3. Step 3: Cross multiply
    323,049.58x = 445,732.16 × 271,562.43
  4. Step 4: Simplify right side
    323,049.58x = 121,044,106,270.09
  5. Step 5: Solve for x
    x = 121,044,106,270.09/323,049.58
  6. Step 6: Final answer
    x = 374,692.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.