Home / 746,321.40-1,119,627.90-296,965.80

Finding the Fourth Proportional to 746,321.40, 1,119,627.90 and 296,965.80

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Solution

The fourth proportional to 746,321.40, 1,119,627.90 and 296,965.80 is: 445,506.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,321.40 : 1,119,627.90 = 296,965.80 : x
  2. Step 2: Convert to fraction form
    746,321.40/1,119,627.90 = 296,965.80/x
  3. Step 3: Cross multiply
    746,321.40x = 1,119,627.90 × 296,965.80
  4. Step 4: Simplify right side
    746,321.40x = 332,491,195,025.82
  5. Step 5: Solve for x
    x = 332,491,195,025.82/746,321.40
  6. Step 6: Final answer
    x = 445,506.71

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1.5x scale

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.