Finding the Fourth Proportional to 373,181.62, 514,990.67 and 203,415.75
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Solution
The fourth proportional to 373,181.62, 514,990.67 and 203,415.75 is: 280,713.75
Step by Step Solution
- Step 1: Write the proportion equation
373,181.62 : 514,990.67 = 203,415.75 : x - Step 2: Convert to fraction form
373,181.62/514,990.67 = 203,415.75/x - Step 3: Cross multiply
373,181.62x = 514,990.67 × 203,415.75 - Step 4: Simplify right side
373,181.62x = 104,757,213,381.05 - Step 5: Solve for x
x = 104,757,213,381.05/373,181.62 - Step 6: Final answer
x = 280,713.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.