Finding the Fourth Proportional to 198,993.96, 297,035.01 and 175,375.08
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Solution
The fourth proportional to 198,993.96, 297,035.01 and 175,375.08 is: 261,779.50
Step by Step Solution
- Step 1: Write the proportion equation
198,993.96 : 297,035.01 = 175,375.08 : x - Step 2: Convert to fraction form
198,993.96/297,035.01 = 175,375.08/x - Step 3: Cross multiply
198,993.96x = 297,035.01 × 175,375.08 - Step 4: Simplify right side
198,993.96x = 52,092,538,641.55 - Step 5: Solve for x
x = 52,092,538,641.55/198,993.96 - Step 6: Final answer
x = 261,779.50
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.