Home / 819,245.25-1,229,075.24-228,269.25

Finding the Fourth Proportional to 819,245.25, 1,229,075.24 and 228,269.25

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Solution

The fourth proportional to 819,245.25, 1,229,075.24 and 228,269.25 is: 342,461.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,245.25 : 1,229,075.24 = 228,269.25 : x
  2. Step 2: Convert to fraction form
    819,245.25/1,229,075.24 = 228,269.25/x
  3. Step 3: Cross multiply
    819,245.25x = 1,229,075.24 × 228,269.25
  4. Step 4: Simplify right side
    819,245.25x = 280,560,082,087.02
  5. Step 5: Solve for x
    x = 280,560,082,087.02/819,245.25
  6. Step 6: Final answer
    x = 342,461.65

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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.