Finding the Fourth Proportional to 603,472.73, 905,208.96 and 154,194.44
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Solution
The fourth proportional to 603,472.73, 905,208.96 and 154,194.44 is: 231,291.63
Step by Step Solution
- Step 1: Write the proportion equation
603,472.73 : 905,208.96 = 154,194.44 : x - Step 2: Convert to fraction form
603,472.73/905,208.96 = 154,194.44/x - Step 3: Cross multiply
603,472.73x = 905,208.96 × 154,194.44 - Step 4: Simplify right side
603,472.73x = 139,578,188,670.18 - Step 5: Solve for x
x = 139,578,188,670.18/603,472.73 - Step 6: Final answer
x = 231,291.63
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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.