Home / 969,610.80-1,454,416.20-259,748.40

Finding the Fourth Proportional to 969,610.80, 1,454,416.20 and 259,748.40

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Solution

The fourth proportional to 969,610.80, 1,454,416.20 and 259,748.40 is: 389,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,610.80 : 1,454,416.20 = 259,748.40 : x
  2. Step 2: Convert to fraction form
    969,610.80/1,454,416.20 = 259,748.40/x
  3. Step 3: Cross multiply
    969,610.80x = 1,454,416.20 × 259,748.40
  4. Step 4: Simplify right side
    969,610.80x = 377,782,280,884.08
  5. Step 5: Solve for x
    x = 377,782,280,884.08/969,610.80
  6. Step 6: Final answer
    x = 389,622.60

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Similar ratio
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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.