Home / 701,772-968,443.68-395,847.36

Finding the Fourth Proportional to 701,772, 968,443.68 and 395,847.36

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Solution

The fourth proportional to 701,772, 968,443.68 and 395,847.36 is: 546,268.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,772 : 968,443.68 = 395,847.36 : x
  2. Step 2: Convert to fraction form
    701,772/968,443.68 = 395,847.36/x
  3. Step 3: Cross multiply
    701,772x = 968,443.68 × 395,847.36
  4. Step 4: Simplify right side
    701,772x = 383,355,874,036.69
  5. Step 5: Solve for x
    x = 383,355,874,036.69/701,772
  6. Step 6: Final answer
    x = 546,268.41

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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.