Finding the Fourth Proportional to 910,136.63, 1,365,200.08 and 236,217.44
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Solution
The fourth proportional to 910,136.63, 1,365,200.08 and 236,217.44 is: 354,324.89
Step by Step Solution
- Step 1: Write the proportion equation
910,136.63 : 1,365,200.08 = 236,217.44 : x - Step 2: Convert to fraction form
910,136.63/1,365,200.08 = 236,217.44/x - Step 3: Cross multiply
910,136.63x = 1,365,200.08 × 236,217.44 - Step 4: Simplify right side
910,136.63x = 322,484,060,568.85 - Step 5: Solve for x
x = 322,484,060,568.85/910,136.63 - Step 6: Final answer
x = 354,324.89
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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.