Home / 325,823.24-449,617.53-189,879.32

Finding the Fourth Proportional to 325,823.24, 449,617.53 and 189,879.32

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Solution

The fourth proportional to 325,823.24, 449,617.53 and 189,879.32 is: 262,022.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,823.24 : 449,617.53 = 189,879.32 : x
  2. Step 2: Convert to fraction form
    325,823.24/449,617.53 = 189,879.32/x
  3. Step 3: Cross multiply
    325,823.24x = 449,617.53 × 189,879.32
  4. Step 4: Simplify right side
    325,823.24x = 85,373,072,692.57
  5. Step 5: Solve for x
    x = 85,373,072,692.57/325,823.24
  6. Step 6: Final answer
    x = 262,022.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.