Home / 969,315.20-1,454,037.60-329,609.60

Finding the Fourth Proportional to 969,315.20, 1,454,037.60 and 329,609.60

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Solution

The fourth proportional to 969,315.20, 1,454,037.60 and 329,609.60 is: 494,436.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,315.20 : 1,454,037.60 = 329,609.60 : x
  2. Step 2: Convert to fraction form
    969,315.20/1,454,037.60 = 329,609.60/x
  3. Step 3: Cross multiply
    969,315.20x = 1,454,037.60 × 329,609.60
  4. Step 4: Simplify right side
    969,315.20x = 479,264,751,720.96
  5. Step 5: Solve for x
    x = 479,264,751,720.96/969,315.20
  6. Step 6: Final answer
    x = 494,436.43

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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.