Home / 431,831.20-596,204.40-270,906.88

Finding the Fourth Proportional to 431,831.20, 596,204.40 and 270,906.88

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Solution

The fourth proportional to 431,831.20, 596,204.40 and 270,906.88 is: 374,025.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,831.20 : 596,204.40 = 270,906.88 : x
  2. Step 2: Convert to fraction form
    431,831.20/596,204.40 = 270,906.88/x
  3. Step 3: Cross multiply
    431,831.20x = 596,204.40 × 270,906.88
  4. Step 4: Simplify right side
    431,831.20x = 161,515,873,846.27
  5. Step 5: Solve for x
    x = 161,515,873,846.27/431,831.20
  6. Step 6: Final answer
    x = 374,025.48

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1.5x scale

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.