Home / 325,086.31-448,422.91-214,705.63

Finding the Fourth Proportional to 325,086.31, 448,422.91 and 214,705.63

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Solution

The fourth proportional to 325,086.31, 448,422.91 and 214,705.63 is: 296,164.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,086.31 : 448,422.91 = 214,705.63 : x
  2. Step 2: Convert to fraction form
    325,086.31/448,422.91 = 214,705.63/x
  3. Step 3: Cross multiply
    325,086.31x = 448,422.91 × 214,705.63
  4. Step 4: Simplify right side
    325,086.31x = 96,278,923,397.98
  5. Step 5: Solve for x
    x = 96,278,923,397.98/325,086.31
  6. Step 6: Final answer
    x = 296,164.19

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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.