Home / 260,185.48-389,998.26-170,194.24

Finding the Fourth Proportional to 260,185.48, 389,998.26 and 170,194.24

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Solution

The fourth proportional to 260,185.48, 389,998.26 and 170,194.24 is: 255,108.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,185.48 : 389,998.26 = 170,194.24 : x
  2. Step 2: Convert to fraction form
    260,185.48/389,998.26 = 170,194.24/x
  3. Step 3: Cross multiply
    260,185.48x = 389,998.26 × 170,194.24
  4. Step 4: Simplify right side
    260,185.48x = 66,375,457,462.02
  5. Step 5: Solve for x
    x = 66,375,457,462.02/260,185.48
  6. Step 6: Final answer
    x = 255,108.23

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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.