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Finding the Fourth Proportional to 248,608.20, 372,912.30 and 222,364.20

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Solution

The fourth proportional to 248,608.20, 372,912.30 and 222,364.20 is: 333,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,608.20 : 372,912.30 = 222,364.20 : x
  2. Step 2: Convert to fraction form
    248,608.20/372,912.30 = 222,364.20/x
  3. Step 3: Cross multiply
    248,608.20x = 372,912.30 × 222,364.20
  4. Step 4: Simplify right side
    248,608.20x = 82,922,345,259.66
  5. Step 5: Solve for x
    x = 82,922,345,259.66/248,608.20
  6. Step 6: Final answer
    x = 333,546.30

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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.