Home / 881,787.62-1,322,617.20-395,620.31

Finding the Fourth Proportional to 881,787.62, 1,322,617.20 and 395,620.31

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Solution

The fourth proportional to 881,787.62, 1,322,617.20 and 395,620.31 is: 593,401.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,787.62 : 1,322,617.20 = 395,620.31 : x
  2. Step 2: Convert to fraction form
    881,787.62/1,322,617.20 = 395,620.31/x
  3. Step 3: Cross multiply
    881,787.62x = 1,322,617.20 × 395,620.31
  4. Step 4: Simplify right side
    881,787.62x = 523,254,228,498.30
  5. Step 5: Solve for x
    x = 523,254,228,498.30/881,787.62
  6. Step 6: Final answer
    x = 593,401.65

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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.