Finding the Fourth Proportional to 274,253.99, 411,316.39 and 154,361.96
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Solution
The fourth proportional to 274,253.99, 411,316.39 and 154,361.96 is: 231,506.59
Step by Step Solution
- Step 1: Write the proportion equation
274,253.99 : 411,316.39 = 154,361.96 : x - Step 2: Convert to fraction form
274,253.99/411,316.39 = 154,361.96/x - Step 3: Cross multiply
274,253.99x = 411,316.39 × 154,361.96 - Step 4: Simplify right side
274,253.99x = 63,491,604,140.52 - Step 5: Solve for x
x = 63,491,604,140.52/274,253.99 - Step 6: Final answer
x = 231,506.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.