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Finding the Fourth Proportional to 483,468.15, 667,206.82 and 268,608.22

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Solution

The fourth proportional to 483,468.15, 667,206.82 and 268,608.22 is: 370,690.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,468.15 : 667,206.82 = 268,608.22 : x
  2. Step 2: Convert to fraction form
    483,468.15/667,206.82 = 268,608.22/x
  3. Step 3: Cross multiply
    483,468.15x = 667,206.82 × 268,608.22
  4. Step 4: Simplify right side
    483,468.15x = 179,217,236,292.06
  5. Step 5: Solve for x
    x = 179,217,236,292.06/483,468.15
  6. Step 6: Final answer
    x = 370,690.88

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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.