Home / 394,844.37-544,885.32-222,798.86

Finding the Fourth Proportional to 394,844.37, 544,885.32 and 222,798.86

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Solution

The fourth proportional to 394,844.37, 544,885.32 and 222,798.86 is: 307,462.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,844.37 : 544,885.32 = 222,798.86 : x
  2. Step 2: Convert to fraction form
    394,844.37/544,885.32 = 222,798.86/x
  3. Step 3: Cross multiply
    394,844.37x = 544,885.32 × 222,798.86
  4. Step 4: Simplify right side
    394,844.37x = 121,399,828,126.74
  5. Step 5: Solve for x
    x = 121,399,828,126.74/394,844.37
  6. Step 6: Final answer
    x = 307,462.48

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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.