Home / 799,255.85-1,198,075.77-344,143.88

Finding the Fourth Proportional to 799,255.85, 1,198,075.77 and 344,143.88

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Solution

The fourth proportional to 799,255.85, 1,198,075.77 and 344,143.88 is: 515,867.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,255.85 : 1,198,075.77 = 344,143.88 : x
  2. Step 2: Convert to fraction form
    799,255.85/1,198,075.77 = 344,143.88/x
  3. Step 3: Cross multiply
    799,255.85x = 1,198,075.77 × 344,143.88
  4. Step 4: Simplify right side
    799,255.85x = 412,310,445,114.16
  5. Step 5: Solve for x
    x = 412,310,445,114.16/799,255.85
  6. Step 6: Final answer
    x = 515,867.91

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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.