Finding the Fourth Proportional to 324,414.37, 485,942.98 and 260,890.53
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Solution
The fourth proportional to 324,414.37, 485,942.98 and 260,890.53 is: 390,790.09
Step by Step Solution
- Step 1: Write the proportion equation
324,414.37 : 485,942.98 = 260,890.53 : x - Step 2: Convert to fraction form
324,414.37/485,942.98 = 260,890.53/x - Step 3: Cross multiply
324,414.37x = 485,942.98 × 260,890.53 - Step 4: Simplify right side
324,414.37x = 126,777,921,601.98 - Step 5: Solve for x
x = 126,777,921,601.98/324,414.37 - Step 6: Final answer
x = 390,790.09
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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.