Home / 486,682.26-671,614.38-271,825.31

Finding the Fourth Proportional to 486,682.26, 671,614.38 and 271,825.31

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Solution

The fourth proportional to 486,682.26, 671,614.38 and 271,825.31 is: 375,114.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,682.26 : 671,614.38 = 271,825.31 : x
  2. Step 2: Convert to fraction form
    486,682.26/671,614.38 = 271,825.31/x
  3. Step 3: Cross multiply
    486,682.26x = 671,614.38 × 271,825.31
  4. Step 4: Simplify right side
    486,682.26x = 182,561,783,685.89
  5. Step 5: Solve for x
    x = 182,561,783,685.89/486,682.26
  6. Step 6: Final answer
    x = 375,114.93

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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.