Finding the Fourth Proportional to 465,096.57, 641,756.01 and 274,083.99
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Solution
The fourth proportional to 465,096.57, 641,756.01 and 274,083.99 is: 378,190.38
Step by Step Solution
- Step 1: Write the proportion equation
465,096.57 : 641,756.01 = 274,083.99 : x - Step 2: Convert to fraction form
465,096.57/641,756.01 = 274,083.99/x - Step 3: Cross multiply
465,096.57x = 641,756.01 × 274,083.99 - Step 4: Simplify right side
465,096.57x = 175,895,047,827.28 - Step 5: Solve for x
x = 175,895,047,827.28/465,096.57 - Step 6: Final answer
x = 378,190.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.