Home / 336,856.23-464,939.78-222,155.60

Finding the Fourth Proportional to 336,856.23, 464,939.78 and 222,155.60

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Solution

The fourth proportional to 336,856.23, 464,939.78 and 222,155.60 is: 306,626.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,856.23 : 464,939.78 = 222,155.60 : x
  2. Step 2: Convert to fraction form
    336,856.23/464,939.78 = 222,155.60/x
  3. Step 3: Cross multiply
    336,856.23x = 464,939.78 × 222,155.60
  4. Step 4: Simplify right side
    336,856.23x = 103,288,972,354.29
  5. Step 5: Solve for x
    x = 103,288,972,354.29/336,856.23
  6. Step 6: Final answer
    x = 306,626.28

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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.