Home / 481,698.36-664,743.60-266,852.34

Finding the Fourth Proportional to 481,698.36, 664,743.60 and 266,852.34

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Solution

The fourth proportional to 481,698.36, 664,743.60 and 266,852.34 is: 368,256.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,698.36 : 664,743.60 = 266,852.34 : x
  2. Step 2: Convert to fraction form
    481,698.36/664,743.60 = 266,852.34/x
  3. Step 3: Cross multiply
    481,698.36x = 664,743.60 × 266,852.34
  4. Step 4: Simplify right side
    481,698.36x = 177,388,385,160.02
  5. Step 5: Solve for x
    x = 177,388,385,160.02/481,698.36
  6. Step 6: Final answer
    x = 368,256.15

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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.