Home / 404,088.28-557,645.60-222,806.71

Finding the Fourth Proportional to 404,088.28, 557,645.60 and 222,806.71

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Solution

The fourth proportional to 404,088.28, 557,645.60 and 222,806.71 is: 307,475.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,088.28 : 557,645.60 = 222,806.71 : x
  2. Step 2: Convert to fraction form
    404,088.28/557,645.60 = 222,806.71/x
  3. Step 3: Cross multiply
    404,088.28x = 557,645.60 × 222,806.71
  4. Step 4: Simplify right side
    404,088.28x = 124,247,177,579.71
  5. Step 5: Solve for x
    x = 124,247,177,579.71/404,088.28
  6. Step 6: Final answer
    x = 307,475.33

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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.