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Finding the Fourth Proportional to 264,297.83, 396,443.20 and 64,619.94

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Solution

The fourth proportional to 264,297.83, 396,443.20 and 64,619.94 is: 96,929.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,297.83 : 396,443.20 = 64,619.94 : x
  2. Step 2: Convert to fraction form
    264,297.83/396,443.20 = 64,619.94/x
  3. Step 3: Cross multiply
    264,297.83x = 396,443.20 × 64,619.94
  4. Step 4: Simplify right side
    264,297.83x = 25,618,135,797.41
  5. Step 5: Solve for x
    x = 25,618,135,797.41/264,297.83
  6. Step 6: Final answer
    x = 96,929.04

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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.