Finding the Fourth Proportional to 277,975.68, 416,899.68 and 165,687.68
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Solution
The fourth proportional to 277,975.68, 416,899.68 and 165,687.68 is: 248,493.47
Step by Step Solution
- Step 1: Write the proportion equation
277,975.68 : 416,899.68 = 165,687.68 : x - Step 2: Convert to fraction form
277,975.68/416,899.68 = 165,687.68/x - Step 3: Cross multiply
277,975.68x = 416,899.68 × 165,687.68 - Step 4: Simplify right side
277,975.68x = 69,075,140,771.94 - Step 5: Solve for x
x = 69,075,140,771.94/277,975.68 - Step 6: Final answer
x = 248,493.47
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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.