Home / 863,111.70-1,294,620.77-264,072.96

Finding the Fourth Proportional to 863,111.70, 1,294,620.77 and 264,072.96

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Solution

The fourth proportional to 863,111.70, 1,294,620.77 and 264,072.96 is: 396,095.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,111.70 : 1,294,620.77 = 264,072.96 : x
  2. Step 2: Convert to fraction form
    863,111.70/1,294,620.77 = 264,072.96/x
  3. Step 3: Cross multiply
    863,111.70x = 1,294,620.77 × 264,072.96
  4. Step 4: Simplify right side
    863,111.70x = 341,874,339,471.56
  5. Step 5: Solve for x
    x = 341,874,339,471.56/863,111.70
  6. Step 6: Final answer
    x = 396,095.13

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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.