Finding the Fourth Proportional to 526,974.91, 789,977.98 and 189,933.07
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Solution
The fourth proportional to 526,974.91, 789,977.98 and 189,933.07 is: 284,725.02
Step by Step Solution
- Step 1: Write the proportion equation
526,974.91 : 789,977.98 = 189,933.07 : x - Step 2: Convert to fraction form
526,974.91/789,977.98 = 189,933.07/x - Step 3: Cross multiply
526,974.91x = 789,977.98 × 189,933.07 - Step 4: Simplify right side
526,974.91x = 150,042,942,717.48 - Step 5: Solve for x
x = 150,042,942,717.48/526,974.91 - Step 6: Final answer
x = 284,725.02
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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.