Home / 681,245.92-1,022,277.12-281,892.16

Finding the Fourth Proportional to 681,245.92, 1,022,277.12 and 281,892.16

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Solution

The fourth proportional to 681,245.92, 1,022,277.12 and 281,892.16 is: 423,007.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,245.92 : 1,022,277.12 = 281,892.16 : x
  2. Step 2: Convert to fraction form
    681,245.92/1,022,277.12 = 281,892.16/x
  3. Step 3: Cross multiply
    681,245.92x = 1,022,277.12 × 281,892.16
  4. Step 4: Simplify right side
    681,245.92x = 288,171,905,475.38
  5. Step 5: Solve for x
    x = 288,171,905,475.38/681,245.92
  6. Step 6: Final answer
    x = 423,007.17

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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.