Home / 481,078.44-664,436.52-327,852.36

Finding the Fourth Proportional to 481,078.44, 664,436.52 and 327,852.36

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Solution

The fourth proportional to 481,078.44, 664,436.52 and 327,852.36 is: 452,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,078.44 : 664,436.52 = 327,852.36 : x
  2. Step 2: Convert to fraction form
    481,078.44/664,436.52 = 327,852.36/x
  3. Step 3: Cross multiply
    481,078.44x = 664,436.52 × 327,852.36
  4. Step 4: Simplify right side
    481,078.44x = 217,837,081,152.19
  5. Step 5: Solve for x
    x = 217,837,081,152.19/481,078.44
  6. Step 6: Final answer
    x = 452,809.90

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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.