Finding the Fourth Proportional to 445,442.44, 667,846.36 and 208,655.96
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Solution
The fourth proportional to 445,442.44, 667,846.36 and 208,655.96 is: 312,835.31
Step by Step Solution
- Step 1: Write the proportion equation
445,442.44 : 667,846.36 = 208,655.96 : x - Step 2: Convert to fraction form
445,442.44/667,846.36 = 208,655.96/x - Step 3: Cross multiply
445,442.44x = 667,846.36 × 208,655.96 - Step 4: Simplify right side
445,442.44x = 139,350,123,378.31 - Step 5: Solve for x
x = 139,350,123,378.31/445,442.44 - Step 6: Final answer
x = 312,835.31
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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.