Finding the Fourth Proportional to 202,249.70, 303,374.55 and 189,783.80
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Solution
The fourth proportional to 202,249.70, 303,374.55 and 189,783.80 is: 284,675.70
Step by Step Solution
- Step 1: Write the proportion equation
202,249.70 : 303,374.55 = 189,783.80 : x - Step 2: Convert to fraction form
202,249.70/303,374.55 = 189,783.80/x - Step 3: Cross multiply
202,249.70x = 303,374.55 × 189,783.80 - Step 4: Simplify right side
202,249.70x = 57,575,574,922.29 - Step 5: Solve for x
x = 57,575,574,922.29/202,249.70 - Step 6: Final answer
x = 284,675.70
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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.