Finding the Fourth Proportional to 202,705.74, 303,929.82 and 177,795.81
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Solution
The fourth proportional to 202,705.74, 303,929.82 and 177,795.81 is: 266,580.75
Step by Step Solution
- Step 1: Write the proportion equation
202,705.74 : 303,929.82 = 177,795.81 : x - Step 2: Convert to fraction form
202,705.74/303,929.82 = 177,795.81/x - Step 3: Cross multiply
202,705.74x = 303,929.82 × 177,795.81 - Step 4: Simplify right side
202,705.74x = 54,037,448,530.05 - Step 5: Solve for x
x = 54,037,448,530.05/202,705.74 - Step 6: Final answer
x = 266,580.75
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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.