Home / 481,786.93-664,837.04-266,911.45

Finding the Fourth Proportional to 481,786.93, 664,837.04 and 266,911.45

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Solution

The fourth proportional to 481,786.93, 664,837.04 and 266,911.45 is: 368,321.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,786.93 : 664,837.04 = 266,911.45 : x
  2. Step 2: Convert to fraction form
    481,786.93/664,837.04 = 266,911.45/x
  3. Step 3: Cross multiply
    481,786.93x = 664,837.04 × 266,911.45
  4. Step 4: Simplify right side
    481,786.93x = 177,452,615,363.46
  5. Step 5: Solve for x
    x = 177,452,615,363.46/481,786.93
  6. Step 6: Final answer
    x = 368,321.77

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1.5x scale

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.