Home / 682,831.28-1,024,378.75-262,074.35

Finding the Fourth Proportional to 682,831.28, 1,024,378.75 and 262,074.35

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Solution

The fourth proportional to 682,831.28, 1,024,378.75 and 262,074.35 is: 393,162.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,831.28 : 1,024,378.75 = 262,074.35 : x
  2. Step 2: Convert to fraction form
    682,831.28/1,024,378.75 = 262,074.35/x
  3. Step 3: Cross multiply
    682,831.28x = 1,024,378.75 × 262,074.35
  4. Step 4: Simplify right side
    682,831.28x = 268,463,397,948.60
  5. Step 5: Solve for x
    x = 268,463,397,948.60/682,831.28
  6. Step 6: Final answer
    x = 393,162.12

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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.