Home / 799,219.13-1,199,420.39-378,496.22

Finding the Fourth Proportional to 799,219.13, 1,199,420.39 and 378,496.22

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Solution

The fourth proportional to 799,219.13, 1,199,420.39 and 378,496.22 is: 568,024.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,219.13 : 1,199,420.39 = 378,496.22 : x
  2. Step 2: Convert to fraction form
    799,219.13/1,199,420.39 = 378,496.22/x
  3. Step 3: Cross multiply
    799,219.13x = 1,199,420.39 × 378,496.22
  4. Step 4: Simplify right side
    799,219.13x = 453,976,078,755.06
  5. Step 5: Solve for x
    x = 453,976,078,755.06/799,219.13
  6. Step 6: Final answer
    x = 568,024.54

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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.