Home / 408,831.10-613,246.65-231,684.10

Finding the Fourth Proportional to 408,831.10, 613,246.65 and 231,684.10

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Solution

The fourth proportional to 408,831.10, 613,246.65 and 231,684.10 is: 347,526.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,831.10 : 613,246.65 = 231,684.10 : x
  2. Step 2: Convert to fraction form
    408,831.10/613,246.65 = 231,684.10/x
  3. Step 3: Cross multiply
    408,831.10x = 613,246.65 × 231,684.10
  4. Step 4: Simplify right side
    408,831.10x = 142,079,498,183.27
  5. Step 5: Solve for x
    x = 142,079,498,183.27/408,831.10
  6. Step 6: Final answer
    x = 347,526.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.