Home / 394,844.87-544,886.01-222,799.34

Finding the Fourth Proportional to 394,844.87, 544,886.01 and 222,799.34

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Solution

The fourth proportional to 394,844.87, 544,886.01 and 222,799.34 is: 307,463.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,844.87 : 544,886.01 = 222,799.34 : x
  2. Step 2: Convert to fraction form
    394,844.87/544,886.01 = 222,799.34/x
  3. Step 3: Cross multiply
    394,844.87x = 544,886.01 × 222,799.34
  4. Step 4: Simplify right side
    394,844.87x = 121,400,240,678.80
  5. Step 5: Solve for x
    x = 121,400,240,678.80/394,844.87
  6. Step 6: Final answer
    x = 307,463.14

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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.