Home / 481,264.10-664,203.82-274,583.38

Finding the Fourth Proportional to 481,264.10, 664,203.82 and 274,583.38

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Solution

The fourth proportional to 481,264.10, 664,203.82 and 274,583.38 is: 378,958.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,264.10 : 664,203.82 = 274,583.38 : x
  2. Step 2: Convert to fraction form
    481,264.10/664,203.82 = 274,583.38/x
  3. Step 3: Cross multiply
    481,264.10x = 664,203.82 × 274,583.38
  4. Step 4: Simplify right side
    481,264.10x = 182,379,329,904.51
  5. Step 5: Solve for x
    x = 182,379,329,904.51/481,264.10
  6. Step 6: Final answer
    x = 378,958.93

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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.