Home / 325,222.14-487,833.21-214,388.22

Finding the Fourth Proportional to 325,222.14, 487,833.21 and 214,388.22

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Solution

The fourth proportional to 325,222.14, 487,833.21 and 214,388.22 is: 321,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,222.14 : 487,833.21 = 214,388.22 : x
  2. Step 2: Convert to fraction form
    325,222.14/487,833.21 = 214,388.22/x
  3. Step 3: Cross multiply
    325,222.14x = 487,833.21 × 214,388.22
  4. Step 4: Simplify right side
    325,222.14x = 104,585,693,548.79
  5. Step 5: Solve for x
    x = 104,585,693,548.79/325,222.14
  6. Step 6: Final answer
    x = 321,582.33

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Similar ratio
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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.