Home / 733,118.90-1,100,272.48-378,234.41

Finding the Fourth Proportional to 733,118.90, 1,100,272.48 and 378,234.41

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Solution

The fourth proportional to 733,118.90, 1,100,272.48 and 378,234.41 is: 567,658.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,118.90 : 1,100,272.48 = 378,234.41 : x
  2. Step 2: Convert to fraction form
    733,118.90/1,100,272.48 = 378,234.41/x
  3. Step 3: Cross multiply
    733,118.90x = 1,100,272.48 × 378,234.41
  4. Step 4: Simplify right side
    733,118.90x = 416,160,905,865.09
  5. Step 5: Solve for x
    x = 416,160,905,865.09/733,118.90
  6. Step 6: Final answer
    x = 567,658.14

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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.