Home / 796,428.54-1,099,070.91-438,732.54

Finding the Fourth Proportional to 796,428.54, 1,099,070.91 and 438,732.54

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Solution

The fourth proportional to 796,428.54, 1,099,070.91 and 438,732.54 is: 605,450.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,428.54 : 1,099,070.91 = 438,732.54 : x
  2. Step 2: Convert to fraction form
    796,428.54/1,099,070.91 = 438,732.54/x
  3. Step 3: Cross multiply
    796,428.54x = 1,099,070.91 × 438,732.54
  4. Step 4: Simplify right side
    796,428.54x = 482,198,171,984.41
  5. Step 5: Solve for x
    x = 482,198,171,984.41/796,428.54
  6. Step 6: Final answer
    x = 605,450.64

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1.5x scale

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.