Home / 422,054.08-582,490.10-240,724.44

Finding the Fourth Proportional to 422,054.08, 582,490.10 and 240,724.44

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Solution

The fourth proportional to 422,054.08, 582,490.10 and 240,724.44 is: 332,231.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,054.08 : 582,490.10 = 240,724.44 : x
  2. Step 2: Convert to fraction form
    422,054.08/582,490.10 = 240,724.44/x
  3. Step 3: Cross multiply
    422,054.08x = 582,490.10 × 240,724.44
  4. Step 4: Simplify right side
    422,054.08x = 140,219,603,128.04
  5. Step 5: Solve for x
    x = 140,219,603,128.04/422,054.08
  6. Step 6: Final answer
    x = 332,231.37

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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.