Finding the Fourth Proportional to 264,895.99, 397,343.86 and 77,907.49
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Solution
The fourth proportional to 264,895.99, 397,343.86 and 77,907.49 is: 116,861.19
Step by Step Solution
- Step 1: Write the proportion equation
264,895.99 : 397,343.86 = 77,907.49 : x - Step 2: Convert to fraction form
264,895.99/397,343.86 = 77,907.49/x - Step 3: Cross multiply
264,895.99x = 397,343.86 × 77,907.49 - Step 4: Simplify right side
264,895.99x = 30,956,061,611.38 - Step 5: Solve for x
x = 30,956,061,611.38/264,895.99 - Step 6: Final answer
x = 116,861.19
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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.