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Finding the Fourth Proportional to 481,814.84, 664,882.08 and 264,022.22

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Solution

The fourth proportional to 481,814.84, 664,882.08 and 264,022.22 is: 364,338.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,814.84 : 664,882.08 = 264,022.22 : x
  2. Step 2: Convert to fraction form
    481,814.84/664,882.08 = 264,022.22/x
  3. Step 3: Cross multiply
    481,814.84x = 664,882.08 × 264,022.22
  4. Step 4: Simplify right side
    481,814.84x = 175,543,642,799.82
  5. Step 5: Solve for x
    x = 175,543,642,799.82/481,814.84
  6. Step 6: Final answer
    x = 364,338.39

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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.