Finding the Fourth Proportional to 764,034.66, 1,144,476.99 and 447,532.02
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Solution
The fourth proportional to 764,034.66, 1,144,476.99 and 447,532.02 is: 670,375.48
Step by Step Solution
- Step 1: Write the proportion equation
764,034.66 : 1,144,476.99 = 447,532.02 : x - Step 2: Convert to fraction form
764,034.66/1,144,476.99 = 447,532.02/x - Step 3: Cross multiply
764,034.66x = 1,144,476.99 × 447,532.02 - Step 4: Simplify right side
764,034.66x = 512,190,099,178.22 - Step 5: Solve for x
x = 512,190,099,178.22/764,034.66 - Step 6: Final answer
x = 670,375.48
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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.