Home / 892,315.99-1,335,650.32-572,039.83

Finding the Fourth Proportional to 892,315.99, 1,335,650.32 and 572,039.83

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Solution

The fourth proportional to 892,315.99, 1,335,650.32 and 572,039.83 is: 856,249.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,315.99 : 1,335,650.32 = 572,039.83 : x
  2. Step 2: Convert to fraction form
    892,315.99/1,335,650.32 = 572,039.83/x
  3. Step 3: Cross multiply
    892,315.99x = 1,335,650.32 × 572,039.83
  4. Step 4: Simplify right side
    892,315.99x = 764,045,181,992.25
  5. Step 5: Solve for x
    x = 764,045,181,992.25/892,315.99
  6. Step 6: Final answer
    x = 856,249.57

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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.