Home / 422,336.00-582,823.78-231,356.18

Finding the Fourth Proportional to 422,336.00, 582,823.78 and 231,356.18

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Solution

The fourth proportional to 422,336.00, 582,823.78 and 231,356.18 is: 319,271.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,336.00 : 582,823.78 = 231,356.18 : x
  2. Step 2: Convert to fraction form
    422,336.00/582,823.78 = 231,356.18/x
  3. Step 3: Cross multiply
    422,336.00x = 582,823.78 × 231,356.18
  4. Step 4: Simplify right side
    422,336.00x = 134,839,879,861.45
  5. Step 5: Solve for x
    x = 134,839,879,861.45/422,336.00
  6. Step 6: Final answer
    x = 319,271.58

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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.