Finding the Fourth Proportional to 199,446.99, 298,917.77 and 197,337.75
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Solution
The fourth proportional to 199,446.99, 298,917.77 and 197,337.75 is: 295,756.58
Step by Step Solution
- Step 1: Write the proportion equation
199,446.99 : 298,917.77 = 197,337.75 : x - Step 2: Convert to fraction form
199,446.99/298,917.77 = 197,337.75/x - Step 3: Cross multiply
199,446.99x = 298,917.77 × 197,337.75 - Step 4: Simplify right side
199,446.99x = 58,987,759,180.13 - Step 5: Solve for x
x = 58,987,759,180.13/199,446.99 - Step 6: Final answer
x = 295,756.58
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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.