Home / 481,414.14-664,388.92-266,574.20

Finding the Fourth Proportional to 481,414.14, 664,388.92 and 266,574.20

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Solution

The fourth proportional to 481,414.14, 664,388.92 and 266,574.20 is: 367,893.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,414.14 : 664,388.92 = 266,574.20 : x
  2. Step 2: Convert to fraction form
    481,414.14/664,388.92 = 266,574.20/x
  3. Step 3: Cross multiply
    481,414.14x = 664,388.92 × 266,574.20
  4. Step 4: Simplify right side
    481,414.14x = 177,108,944,837.86
  5. Step 5: Solve for x
    x = 177,108,944,837.86/481,414.14
  6. Step 6: Final answer
    x = 367,893.11

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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.