Home / 324,111.43-447,470.90-222,304.15

Finding the Fourth Proportional to 324,111.43, 447,470.90 and 222,304.15

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Solution

The fourth proportional to 324,111.43, 447,470.90 and 222,304.15 is: 306,914.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,111.43 : 447,470.90 = 222,304.15 : x
  2. Step 2: Convert to fraction form
    324,111.43/447,470.90 = 222,304.15/x
  3. Step 3: Cross multiply
    324,111.43x = 447,470.90 × 222,304.15
  4. Step 4: Simplify right side
    324,111.43x = 99,474,638,074.24
  5. Step 5: Solve for x
    x = 99,474,638,074.24/324,111.43
  6. Step 6: Final answer
    x = 306,914.93

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1.5x scale

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.