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Finding the Fourth Proportional to 483,844.05, 667,713.11 and 266,062.05

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Solution

The fourth proportional to 483,844.05, 667,713.11 and 266,062.05 is: 367,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,844.05 : 667,713.11 = 266,062.05 : x
  2. Step 2: Convert to fraction form
    483,844.05/667,713.11 = 266,062.05/x
  3. Step 3: Cross multiply
    483,844.05x = 667,713.11 × 266,062.05
  4. Step 4: Simplify right side
    483,844.05x = 177,653,117,528.17
  5. Step 5: Solve for x
    x = 177,653,117,528.17/483,844.05
  6. Step 6: Final answer
    x = 367,170.20

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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.