Finding the Fourth Proportional to 521,670.67, 719,912.99 and 303,873.75
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Solution
The fourth proportional to 521,670.67, 719,912.99 and 303,873.75 is: 419,350.13
Step by Step Solution
- Step 1: Write the proportion equation
521,670.67 : 719,912.99 = 303,873.75 : x - Step 2: Convert to fraction form
521,670.67/719,912.99 = 303,873.75/x - Step 3: Cross multiply
521,670.67x = 719,912.99 × 303,873.75 - Step 4: Simplify right side
521,670.67x = 218,762,660,704.70 - Step 5: Solve for x
x = 218,762,660,704.70/521,670.67 - Step 6: Final answer
x = 419,350.13
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.