Home / 892,075.61-1,231,082.67-504,891.02

Finding the Fourth Proportional to 892,075.61, 1,231,082.67 and 504,891.02

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Solution

The fourth proportional to 892,075.61, 1,231,082.67 and 504,891.02 is: 696,759.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,075.61 : 1,231,082.67 = 504,891.02 : x
  2. Step 2: Convert to fraction form
    892,075.61/1,231,082.67 = 504,891.02/x
  3. Step 3: Cross multiply
    892,075.61x = 1,231,082.67 × 504,891.02
  4. Step 4: Simplify right side
    892,075.61x = 621,562,578,805.21
  5. Step 5: Solve for x
    x = 621,562,578,805.21/892,075.61
  6. Step 6: Final answer
    x = 696,759.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.