Home / 684,469.58-1,026,879.32-263,632.46

Finding the Fourth Proportional to 684,469.58, 1,026,879.32 and 263,632.46

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Solution

The fourth proportional to 684,469.58, 1,026,879.32 and 263,632.46 is: 395,516.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,469.58 : 1,026,879.32 = 263,632.46 : x
  2. Step 2: Convert to fraction form
    684,469.58/1,026,879.32 = 263,632.46/x
  3. Step 3: Cross multiply
    684,469.58x = 1,026,879.32 × 263,632.46
  4. Step 4: Simplify right side
    684,469.58x = 270,718,716,779.41
  5. Step 5: Solve for x
    x = 270,718,716,779.41/684,469.58
  6. Step 6: Final answer
    x = 395,516.07

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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.