Finding the Fourth Proportional to 303,064.23, 454,497.93 and 143,115.42
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Solution
The fourth proportional to 303,064.23, 454,497.93 and 143,115.42 is: 214,626.66
Step by Step Solution
- Step 1: Write the proportion equation
303,064.23 : 454,497.93 = 143,115.42 : x - Step 2: Convert to fraction form
303,064.23/454,497.93 = 143,115.42/x - Step 3: Cross multiply
303,064.23x = 454,497.93 × 143,115.42 - Step 4: Simplify right side
303,064.23x = 65,045,662,141.08 - Step 5: Solve for x
x = 65,045,662,141.08/303,064.23 - Step 6: Final answer
x = 214,626.66
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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.