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Finding the Fourth Proportional to 483,846.66, 667,670.57 and 268,973.64

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Solution

The fourth proportional to 483,846.66, 667,670.57 and 268,973.64 is: 371,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,846.66 : 667,670.57 = 268,973.64 : x
  2. Step 2: Convert to fraction form
    483,846.66/667,670.57 = 268,973.64/x
  3. Step 3: Cross multiply
    483,846.66x = 667,670.57 × 268,973.64
  4. Step 4: Simplify right side
    483,846.66x = 179,585,786,709.97
  5. Step 5: Solve for x
    x = 179,585,786,709.97/483,846.66
  6. Step 6: Final answer
    x = 371,162.60

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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.