Home / 296,258.20-443,680.78-189,306.04

Finding the Fourth Proportional to 296,258.20, 443,680.78 and 189,306.04

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Solution

The fourth proportional to 296,258.20, 443,680.78 and 189,306.04 is: 283,507.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,258.20 : 443,680.78 = 189,306.04 : x
  2. Step 2: Convert to fraction form
    296,258.20/443,680.78 = 189,306.04/x
  3. Step 3: Cross multiply
    296,258.20x = 443,680.78 × 189,306.04
  4. Step 4: Simplify right side
    296,258.20x = 83,991,451,485.91
  5. Step 5: Solve for x
    x = 83,991,451,485.91/296,258.20
  6. Step 6: Final answer
    x = 283,507.60

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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.