Home / 800,650.72-1,200,787.44-294,937.03

Finding the Fourth Proportional to 800,650.72, 1,200,787.44 and 294,937.03

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Solution

The fourth proportional to 800,650.72, 1,200,787.44 and 294,937.03 is: 442,336.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,650.72 : 1,200,787.44 = 294,937.03 : x
  2. Step 2: Convert to fraction form
    800,650.72/1,200,787.44 = 294,937.03/x
  3. Step 3: Cross multiply
    800,650.72x = 1,200,787.44 × 294,937.03
  4. Step 4: Simplify right side
    800,650.72x = 354,156,681,214.90
  5. Step 5: Solve for x
    x = 354,156,681,214.90/800,650.72
  6. Step 6: Final answer
    x = 442,336.06

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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.