Home / 455,163.55-682,942.15-174,615.19

Finding the Fourth Proportional to 455,163.55, 682,942.15 and 174,615.19

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Solution

The fourth proportional to 455,163.55, 682,942.15 and 174,615.19 is: 261,998.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,163.55 : 682,942.15 = 174,615.19 : x
  2. Step 2: Convert to fraction form
    455,163.55/682,942.15 = 174,615.19/x
  3. Step 3: Cross multiply
    455,163.55x = 682,942.15 × 174,615.19
  4. Step 4: Simplify right side
    455,163.55x = 119,252,071,792.17
  5. Step 5: Solve for x
    x = 119,252,071,792.17/455,163.55
  6. Step 6: Final answer
    x = 261,998.29

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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.