Home / 984,692.75-1,477,288.22-274,720.46

Finding the Fourth Proportional to 984,692.75, 1,477,288.22 and 274,720.46

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Solution

The fourth proportional to 984,692.75, 1,477,288.22 and 274,720.46 is: 412,150.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,692.75 : 1,477,288.22 = 274,720.46 : x
  2. Step 2: Convert to fraction form
    984,692.75/1,477,288.22 = 274,720.46/x
  3. Step 3: Cross multiply
    984,692.75x = 1,477,288.22 × 274,720.46
  4. Step 4: Simplify right side
    984,692.75x = 405,841,290,590.94
  5. Step 5: Solve for x
    x = 405,841,290,590.94/984,692.75
  6. Step 6: Final answer
    x = 412,150.18

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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.