Home / 818,218.46-1,226,757.09-362,561.87

Finding the Fourth Proportional to 818,218.46, 1,226,757.09 and 362,561.87

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Solution

The fourth proportional to 818,218.46, 1,226,757.09 and 362,561.87 is: 543,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,218.46 : 1,226,757.09 = 362,561.87 : x
  2. Step 2: Convert to fraction form
    818,218.46/1,226,757.09 = 362,561.87/x
  3. Step 3: Cross multiply
    818,218.46x = 1,226,757.09 × 362,561.87
  4. Step 4: Simplify right side
    818,218.46x = 444,775,344,586.16
  5. Step 5: Solve for x
    x = 444,775,344,586.16/818,218.46
  6. Step 6: Final answer
    x = 543,589.97

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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.