Home / 483,938.65-667,831.30-269,076.84

Finding the Fourth Proportional to 483,938.65, 667,831.30 and 269,076.84

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Solution

The fourth proportional to 483,938.65, 667,831.30 and 269,076.84 is: 371,323.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,938.65 : 667,831.30 = 269,076.84 : x
  2. Step 2: Convert to fraction form
    483,938.65/667,831.30 = 269,076.84/x
  3. Step 3: Cross multiply
    483,938.65x = 667,831.30 × 269,076.84
  4. Step 4: Simplify right side
    483,938.65x = 179,697,932,680.03
  5. Step 5: Solve for x
    x = 179,697,932,680.03/483,938.65
  6. Step 6: Final answer
    x = 371,323.79

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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.