Home / 984,576.67-1,477,114.38-274,604.58

Finding the Fourth Proportional to 984,576.67, 1,477,114.38 and 274,604.58

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Solution

The fourth proportional to 984,576.67, 1,477,114.38 and 274,604.58 is: 411,976.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,576.67 : 1,477,114.38 = 274,604.58 : x
  2. Step 2: Convert to fraction form
    984,576.67/1,477,114.38 = 274,604.58/x
  3. Step 3: Cross multiply
    984,576.67x = 1,477,114.38 × 274,604.58
  4. Step 4: Simplify right side
    984,576.67x = 405,622,373,931.86
  5. Step 5: Solve for x
    x = 405,622,373,931.86/984,576.67
  6. Step 6: Final answer
    x = 411,976.42

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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.