Home / 789,363.42-1,183,751.19-283,786.44

Finding the Fourth Proportional to 789,363.42, 1,183,751.19 and 283,786.44

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Solution

The fourth proportional to 789,363.42, 1,183,751.19 and 283,786.44 is: 425,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,363.42 : 1,183,751.19 = 283,786.44 : x
  2. Step 2: Convert to fraction form
    789,363.42/1,183,751.19 = 283,786.44/x
  3. Step 3: Cross multiply
    789,363.42x = 1,183,751.19 × 283,786.44
  4. Step 4: Simplify right side
    789,363.42x = 335,932,536,055.86
  5. Step 5: Solve for x
    x = 335,932,536,055.86/789,363.42
  6. Step 6: Final answer
    x = 425,573.98

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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.