Finding the Fourth Proportional to 603,764.12, 905,809.56 and 204,404.96
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Solution
The fourth proportional to 603,764.12, 905,809.56 and 204,404.96 is: 306,662.75
Step by Step Solution
- Step 1: Write the proportion equation
603,764.12 : 905,809.56 = 204,404.96 : x - Step 2: Convert to fraction form
603,764.12/905,809.56 = 204,404.96/x - Step 3: Cross multiply
603,764.12x = 905,809.56 × 204,404.96 - Step 4: Simplify right side
603,764.12x = 185,151,966,879.42 - Step 5: Solve for x
x = 185,151,966,879.42/603,764.12 - Step 6: Final answer
x = 306,662.75
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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.