Home / 297,882.28-447,141.72-120,505.24

Finding the Fourth Proportional to 297,882.28, 447,141.72 and 120,505.24

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Solution

The fourth proportional to 297,882.28, 447,141.72 and 120,505.24 is: 180,886.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,882.28 : 447,141.72 = 120,505.24 : x
  2. Step 2: Convert to fraction form
    297,882.28/447,141.72 = 120,505.24/x
  3. Step 3: Cross multiply
    297,882.28x = 447,141.72 × 120,505.24
  4. Step 4: Simplify right side
    297,882.28x = 53,882,920,282.61
  5. Step 5: Solve for x
    x = 53,882,920,282.61/297,882.28
  6. Step 6: Final answer
    x = 180,886.63

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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.