Home / 538,160.20-806,894.70-222,742.60

Finding the Fourth Proportional to 538,160.20, 806,894.70 and 222,742.60

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Solution

The fourth proportional to 538,160.20, 806,894.70 and 222,742.60 is: 333,970.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,160.20 : 806,894.70 = 222,742.60 : x
  2. Step 2: Convert to fraction form
    538,160.20/806,894.70 = 222,742.60/x
  3. Step 3: Cross multiply
    538,160.20x = 806,894.70 × 222,742.60
  4. Step 4: Simplify right side
    538,160.20x = 179,729,823,404.22
  5. Step 5: Solve for x
    x = 179,729,823,404.22/538,160.20
  6. Step 6: Final answer
    x = 333,970.86

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1.5x scale

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.