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Finding the Fourth Proportional to 483,899.52, 667,796.76 and 269,048.64

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Solution

The fourth proportional to 483,899.52, 667,796.76 and 269,048.64 is: 371,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,899.52 : 667,796.76 = 269,048.64 : x
  2. Step 2: Convert to fraction form
    483,899.52/667,796.76 = 269,048.64/x
  3. Step 3: Cross multiply
    483,899.52x = 667,796.76 × 269,048.64
  4. Step 4: Simplify right side
    483,899.52x = 179,669,810,074.41
  5. Step 5: Solve for x
    x = 179,669,810,074.41/483,899.52
  6. Step 6: Final answer
    x = 371,295.70

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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.