Home / 799,314.48-1,199,563.20-378,591.60

Finding the Fourth Proportional to 799,314.48, 1,199,563.20 and 378,591.60

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Solution

The fourth proportional to 799,314.48, 1,199,563.20 and 378,591.60 is: 568,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,314.48 : 1,199,563.20 = 378,591.60 : x
  2. Step 2: Convert to fraction form
    799,314.48/1,199,563.20 = 378,591.60/x
  3. Step 3: Cross multiply
    799,314.48x = 1,199,563.20 × 378,591.60
  4. Step 4: Simplify right side
    799,314.48x = 454,144,551,189.12
  5. Step 5: Solve for x
    x = 454,144,551,189.12/799,314.48
  6. Step 6: Final answer
    x = 568,167.55

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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.