Finding the Fourth Proportional to 342,912.62, 473,202.96 and 189,940.48
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Solution
The fourth proportional to 342,912.62, 473,202.96 and 189,940.48 is: 262,108.75
Step by Step Solution
- Step 1: Write the proportion equation
342,912.62 : 473,202.96 = 189,940.48 : x - Step 2: Convert to fraction form
342,912.62/473,202.96 = 189,940.48/x - Step 3: Cross multiply
342,912.62x = 473,202.96 × 189,940.48 - Step 4: Simplify right side
342,912.62x = 89,880,397,359.82 - Step 5: Solve for x
x = 89,880,397,359.82/342,912.62 - Step 6: Final answer
x = 262,108.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.