Home / 493,278.40-739,917.60-227,557.90

Finding the Fourth Proportional to 493,278.40, 739,917.60 and 227,557.90

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Solution

The fourth proportional to 493,278.40, 739,917.60 and 227,557.90 is: 341,336.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,278.40 : 739,917.60 = 227,557.90 : x
  2. Step 2: Convert to fraction form
    493,278.40/739,917.60 = 227,557.90/x
  3. Step 3: Cross multiply
    493,278.40x = 739,917.60 × 227,557.90
  4. Step 4: Simplify right side
    493,278.40x = 168,374,095,229.04
  5. Step 5: Solve for x
    x = 168,374,095,229.04/493,278.40
  6. Step 6: Final answer
    x = 341,336.85

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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.