Home / 481,831.23-664,899.12-266,958.48

Finding the Fourth Proportional to 481,831.23, 664,899.12 and 266,958.48

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Solution

The fourth proportional to 481,831.23, 664,899.12 and 266,958.48 is: 368,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,831.23 : 664,899.12 = 266,958.48 : x
  2. Step 2: Convert to fraction form
    481,831.23/664,899.12 = 266,958.48/x
  3. Step 3: Cross multiply
    481,831.23x = 664,899.12 × 266,958.48
  4. Step 4: Simplify right side
    481,831.23x = 177,500,458,428.54
  5. Step 5: Solve for x
    x = 177,500,458,428.54/481,831.23
  6. Step 6: Final answer
    x = 368,387.20

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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.