Home / 404,036.28-557,544.78-222,738.84

Finding the Fourth Proportional to 404,036.28, 557,544.78 and 222,738.84

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Solution

The fourth proportional to 404,036.28, 557,544.78 and 222,738.84 is: 307,365.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,036.28 : 557,544.78 = 222,738.84 : x
  2. Step 2: Convert to fraction form
    404,036.28/557,544.78 = 222,738.84/x
  3. Step 3: Cross multiply
    404,036.28x = 557,544.78 × 222,738.84
  4. Step 4: Simplify right side
    404,036.28x = 124,186,877,545.26
  5. Step 5: Solve for x
    x = 124,186,877,545.26/404,036.28
  6. Step 6: Final answer
    x = 307,365.66

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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.