Home / 481,468.97-664,419.01-266,604.42

Finding the Fourth Proportional to 481,468.97, 664,419.01 and 266,604.42

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Solution

The fourth proportional to 481,468.97, 664,419.01 and 266,604.42 is: 367,909.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,468.97 : 664,419.01 = 266,604.42 : x
  2. Step 2: Convert to fraction form
    481,468.97/664,419.01 = 266,604.42/x
  3. Step 3: Cross multiply
    481,468.97x = 664,419.01 × 266,604.42
  4. Step 4: Simplify right side
    481,468.97x = 177,137,044,131.51
  5. Step 5: Solve for x
    x = 177,137,044,131.51/481,468.97
  6. Step 6: Final answer
    x = 367,909.57

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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.