Home / 325,217.14-487,825.70-214,383.22

Finding the Fourth Proportional to 325,217.14, 487,825.70 and 214,383.22

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Solution

The fourth proportional to 325,217.14, 487,825.70 and 214,383.22 is: 321,574.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,217.14 : 487,825.70 = 214,383.22 : x
  2. Step 2: Convert to fraction form
    325,217.14/487,825.70 = 214,383.22/x
  3. Step 3: Cross multiply
    325,217.14x = 487,825.70 × 214,383.22
  4. Step 4: Simplify right side
    325,217.14x = 104,581,644,364.75
  5. Step 5: Solve for x
    x = 104,581,644,364.75/325,217.14
  6. Step 6: Final answer
    x = 321,574.82

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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.