Home / 733,560.60-1,100,340.90-379,266.60

Finding the Fourth Proportional to 733,560.60, 1,100,340.90 and 379,266.60

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Solution

The fourth proportional to 733,560.60, 1,100,340.90 and 379,266.60 is: 568,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,560.60 : 1,100,340.90 = 379,266.60 : x
  2. Step 2: Convert to fraction form
    733,560.60/1,100,340.90 = 379,266.60/x
  3. Step 3: Cross multiply
    733,560.60x = 1,100,340.90 × 379,266.60
  4. Step 4: Simplify right side
    733,560.60x = 417,322,551,983.94
  5. Step 5: Solve for x
    x = 417,322,551,983.94/733,560.60
  6. Step 6: Final answer
    x = 568,899.90

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Double scale
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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.