Home / 800,327.32-1,200,047.82-327,344.84

Finding the Fourth Proportional to 800,327.32, 1,200,047.82 and 327,344.84

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Solution

The fourth proportional to 800,327.32, 1,200,047.82 and 327,344.84 is: 490,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,327.32 : 1,200,047.82 = 327,344.84 : x
  2. Step 2: Convert to fraction form
    800,327.32/1,200,047.82 = 327,344.84/x
  3. Step 3: Cross multiply
    800,327.32x = 1,200,047.82 × 327,344.84
  4. Step 4: Simplify right side
    800,327.32x = 392,829,461,630.25
  5. Step 5: Solve for x
    x = 392,829,461,630.25/800,327.32
  6. Step 6: Final answer
    x = 490,836.00

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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.