Home / 404,299.22-557,936.81-223,018.79

Finding the Fourth Proportional to 404,299.22, 557,936.81 and 223,018.79

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Solution

The fourth proportional to 404,299.22, 557,936.81 and 223,018.79 is: 307,768.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,299.22 : 557,936.81 = 223,018.79 : x
  2. Step 2: Convert to fraction form
    404,299.22/557,936.81 = 223,018.79/x
  3. Step 3: Cross multiply
    404,299.22x = 557,936.81 × 223,018.79
  4. Step 4: Simplify right side
    404,299.22x = 124,430,388,357.88
  5. Step 5: Solve for x
    x = 124,430,388,357.88/404,299.22
  6. Step 6: Final answer
    x = 307,768.07

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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.