Home / 325,346.46-449,258.31-204,688.86

Finding the Fourth Proportional to 325,346.46, 449,258.31 and 204,688.86

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Solution

The fourth proportional to 325,346.46, 449,258.31 and 204,688.86 is: 282,646.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,346.46 : 449,258.31 = 204,688.86 : x
  2. Step 2: Convert to fraction form
    325,346.46/449,258.31 = 204,688.86/x
  3. Step 3: Cross multiply
    325,346.46x = 449,258.31 × 204,688.86
  4. Step 4: Simplify right side
    325,346.46x = 91,958,171,319.43
  5. Step 5: Solve for x
    x = 91,958,171,319.43/325,346.46
  6. Step 6: Final answer
    x = 282,646.91

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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.