Home / 567,143.36-851,107.94-225,551.78

Finding the Fourth Proportional to 567,143.36, 851,107.94 and 225,551.78

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Solution

The fourth proportional to 567,143.36, 851,107.94 and 225,551.78 is: 338,483.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,143.36 : 851,107.94 = 225,551.78 : x
  2. Step 2: Convert to fraction form
    567,143.36/851,107.94 = 225,551.78/x
  3. Step 3: Cross multiply
    567,143.36x = 851,107.94 × 225,551.78
  4. Step 4: Simplify right side
    567,143.36x = 191,968,907,147.47
  5. Step 5: Solve for x
    x = 191,968,907,147.47/567,143.36
  6. Step 6: Final answer
    x = 338,483.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.