Home / 969,489.80-1,454,234.70-259,627.40

Finding the Fourth Proportional to 969,489.80, 1,454,234.70 and 259,627.40

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Solution

The fourth proportional to 969,489.80, 1,454,234.70 and 259,627.40 is: 389,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,489.80 : 1,454,234.70 = 259,627.40 : x
  2. Step 2: Convert to fraction form
    969,489.80/1,454,234.70 = 259,627.40/x
  3. Step 3: Cross multiply
    969,489.80x = 1,454,234.70 × 259,627.40
  4. Step 4: Simplify right side
    969,489.80x = 377,559,174,150.78
  5. Step 5: Solve for x
    x = 377,559,174,150.78/969,489.80
  6. Step 6: Final answer
    x = 389,441.10

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Double scale
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Similar ratio
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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.