Home / 796,744.78-1,099,479.90-447,874.54

Finding the Fourth Proportional to 796,744.78, 1,099,479.90 and 447,874.54

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Solution

The fourth proportional to 796,744.78, 1,099,479.90 and 447,874.54 is: 618,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,744.78 : 1,099,479.90 = 447,874.54 : x
  2. Step 2: Convert to fraction form
    796,744.78/1,099,479.90 = 447,874.54/x
  3. Step 3: Cross multiply
    796,744.78x = 1,099,479.90 × 447,874.54
  4. Step 4: Simplify right side
    796,744.78x = 492,429,054,451.75
  5. Step 5: Solve for x
    x = 492,429,054,451.75/796,744.78
  6. Step 6: Final answer
    x = 618,051.18

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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.