Finding the Fourth Proportional to 764,357.88, 1,146,562.74 and 203,392.92
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Solution
The fourth proportional to 764,357.88, 1,146,562.74 and 203,392.92 is: 305,096.28
Step by Step Solution
- Step 1: Write the proportion equation
764,357.88 : 1,146,562.74 = 203,392.92 : x - Step 2: Convert to fraction form
764,357.88/1,146,562.74 = 203,392.92/x - Step 3: Cross multiply
764,357.88x = 1,146,562.74 × 203,392.92 - Step 4: Simplify right side
764,357.88x = 233,202,743,651.80 - Step 5: Solve for x
x = 233,202,743,651.80/764,357.88 - Step 6: Final answer
x = 305,096.28
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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.