Home / 892,162.62-1,338,532.13-412,704.88

Finding the Fourth Proportional to 892,162.62, 1,338,532.13 and 412,704.88

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Solution

The fourth proportional to 892,162.62, 1,338,532.13 and 412,704.88 is: 619,190.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,162.62 : 1,338,532.13 = 412,704.88 : x
  2. Step 2: Convert to fraction form
    892,162.62/1,338,532.13 = 412,704.88/x
  3. Step 3: Cross multiply
    892,162.62x = 1,338,532.13 × 412,704.88
  4. Step 4: Simplify right side
    892,162.62x = 552,418,739,773.23
  5. Step 5: Solve for x
    x = 552,418,739,773.23/892,162.62
  6. Step 6: Final answer
    x = 619,190.64

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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.