Home / 352,774.45-486,831.27-191,629.54

Finding the Fourth Proportional to 352,774.45, 486,831.27 and 191,629.54

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Solution

The fourth proportional to 352,774.45, 486,831.27 and 191,629.54 is: 264,450.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,774.45 : 486,831.27 = 191,629.54 : x
  2. Step 2: Convert to fraction form
    352,774.45/486,831.27 = 191,629.54/x
  3. Step 3: Cross multiply
    352,774.45x = 486,831.27 × 191,629.54
  4. Step 4: Simplify right side
    352,774.45x = 93,291,252,327.72
  5. Step 5: Solve for x
    x = 93,291,252,327.72/352,774.45
  6. Step 6: Final answer
    x = 264,450.14

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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.