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Finding the Fourth Proportional to 302,922.40, 454,383.60 and 273,397.90

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Solution

The fourth proportional to 302,922.40, 454,383.60 and 273,397.90 is: 410,096.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,922.40 : 454,383.60 = 273,397.90 : x
  2. Step 2: Convert to fraction form
    302,922.40/454,383.60 = 273,397.90/x
  3. Step 3: Cross multiply
    302,922.40x = 454,383.60 × 273,397.90
  4. Step 4: Simplify right side
    302,922.40x = 124,227,522,034.44
  5. Step 5: Solve for x
    x = 124,227,522,034.44/302,922.40
  6. Step 6: Final answer
    x = 410,096.85

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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.