Finding the Fourth Proportional to 264,912.20, 397,368.30 and 236,043.80
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Solution
The fourth proportional to 264,912.20, 397,368.30 and 236,043.80 is: 354,065.70
Step by Step Solution
- Step 1: Write the proportion equation
264,912.20 : 397,368.30 = 236,043.80 : x - Step 2: Convert to fraction form
264,912.20/397,368.30 = 236,043.80/x - Step 3: Cross multiply
264,912.20x = 397,368.30 × 236,043.80 - Step 4: Simplify right side
264,912.20x = 93,796,323,531.54 - Step 5: Solve for x
x = 93,796,323,531.54/264,912.20 - Step 6: Final answer
x = 354,065.70
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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.