Home / 352,535.27-486,504.50-191,390.36

Finding the Fourth Proportional to 352,535.27, 486,504.50 and 191,390.36

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Solution

The fourth proportional to 352,535.27, 486,504.50 and 191,390.36 is: 264,121.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,535.27 : 486,504.50 = 191,390.36 : x
  2. Step 2: Convert to fraction form
    352,535.27/486,504.50 = 191,390.36/x
  3. Step 3: Cross multiply
    352,535.27x = 486,504.50 × 191,390.36
  4. Step 4: Simplify right side
    352,535.27x = 93,112,268,007.15
  5. Step 5: Solve for x
    x = 93,112,268,007.15/352,535.27
  6. Step 6: Final answer
    x = 264,121.85

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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.