Home / 821,892.32-1,233,087.60-582,469.12

Finding the Fourth Proportional to 821,892.32, 1,233,087.60 and 582,469.12

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Solution

The fourth proportional to 821,892.32, 1,233,087.60 and 582,469.12 is: 873,880.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,892.32 : 1,233,087.60 = 582,469.12 : x
  2. Step 2: Convert to fraction form
    821,892.32/1,233,087.60 = 582,469.12/x
  3. Step 3: Cross multiply
    821,892.32x = 1,233,087.60 × 582,469.12
  4. Step 4: Simplify right side
    821,892.32x = 718,235,449,254.91
  5. Step 5: Solve for x
    x = 718,235,449,254.91/821,892.32
  6. Step 6: Final answer
    x = 873,880.23

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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.