Home / 984,512.13-1,477,017.26-274,540.24

Finding the Fourth Proportional to 984,512.13, 1,477,017.26 and 274,540.24

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Solution

The fourth proportional to 984,512.13, 1,477,017.26 and 274,540.24 is: 411,879.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,512.13 : 1,477,017.26 = 274,540.24 : x
  2. Step 2: Convert to fraction form
    984,512.13/1,477,017.26 = 274,540.24/x
  3. Step 3: Cross multiply
    984,512.13x = 1,477,017.26 × 274,540.24
  4. Step 4: Simplify right side
    984,512.13x = 405,500,673,044.54
  5. Step 5: Solve for x
    x = 405,500,673,044.54/984,512.13
  6. Step 6: Final answer
    x = 411,879.81

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1.5x scale

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.