Home / 394,831.25-544,934.15-222,797.98

Finding the Fourth Proportional to 394,831.25, 544,934.15 and 222,797.98

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Solution

The fourth proportional to 394,831.25, 544,934.15 and 222,797.98 is: 307,499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,831.25 : 544,934.15 = 222,797.98 : x
  2. Step 2: Convert to fraction form
    394,831.25/544,934.15 = 222,797.98/x
  3. Step 3: Cross multiply
    394,831.25x = 544,934.15 × 222,797.98
  4. Step 4: Simplify right side
    394,831.25x = 121,410,227,853.02
  5. Step 5: Solve for x
    x = 121,410,227,853.02/394,831.25
  6. Step 6: Final answer
    x = 307,499.03

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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.