Home / 297,228.10-445,836.99-119,730.57

Finding the Fourth Proportional to 297,228.10, 445,836.99 and 119,730.57

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Solution

The fourth proportional to 297,228.10, 445,836.99 and 119,730.57 is: 179,593.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,228.10 : 445,836.99 = 119,730.57 : x
  2. Step 2: Convert to fraction form
    297,228.10/445,836.99 = 119,730.57/x
  3. Step 3: Cross multiply
    297,228.10x = 445,836.99 × 119,730.57
  4. Step 4: Simplify right side
    297,228.10x = 53,380,316,939.78
  5. Step 5: Solve for x
    x = 53,380,316,939.78/297,228.10
  6. Step 6: Final answer
    x = 179,593.78

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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.