Home / 796,827.65-1,099,511.21-447,918.73

Finding the Fourth Proportional to 796,827.65, 1,099,511.21 and 447,918.73

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Solution

The fourth proportional to 796,827.65, 1,099,511.21 and 447,918.73 is: 618,065.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,827.65 : 1,099,511.21 = 447,918.73 : x
  2. Step 2: Convert to fraction form
    796,827.65/1,099,511.21 = 447,918.73/x
  3. Step 3: Cross multiply
    796,827.65x = 1,099,511.21 × 447,918.73
  4. Step 4: Simplify right side
    796,827.65x = 492,491,663,174.98
  5. Step 5: Solve for x
    x = 492,491,663,174.98/796,827.65
  6. Step 6: Final answer
    x = 618,065.48

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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.