Finding the Fourth Proportional to 481,274.21, 722,620.94 and 268,457.91
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Solution
The fourth proportional to 481,274.21, 722,620.94 and 268,457.91 is: 403,082.70
Step by Step Solution
- Step 1: Write the proportion equation
481,274.21 : 722,620.94 = 268,457.91 : x - Step 2: Convert to fraction form
481,274.21/722,620.94 = 268,457.91/x - Step 3: Cross multiply
481,274.21x = 722,620.94 × 268,457.91 - Step 4: Simplify right side
481,274.21x = 193,993,307,274.64 - Step 5: Solve for x
x = 193,993,307,274.64/481,274.21 - Step 6: Final answer
x = 403,082.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.