Finding the Fourth Proportional to 274,647.84, 411,639.08 and 116,544.14
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Solution
The fourth proportional to 274,647.84, 411,639.08 and 116,544.14 is: 174,675.04
Step by Step Solution
- Step 1: Write the proportion equation
274,647.84 : 411,639.08 = 116,544.14 : x - Step 2: Convert to fraction form
274,647.84/411,639.08 = 116,544.14/x - Step 3: Cross multiply
274,647.84x = 411,639.08 × 116,544.14 - Step 4: Simplify right side
274,647.84x = 47,974,122,568.99 - Step 5: Solve for x
x = 47,974,122,568.99/274,647.84 - Step 6: Final answer
x = 174,675.04
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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.