Finding the Fourth Proportional to 958,164, 1,436,828.68 and 274,900.08
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Solution
The fourth proportional to 958,164, 1,436,828.68 and 274,900.08 is: 412,230.39
Step by Step Solution
- Step 1: Write the proportion equation
958,164 : 1,436,828.68 = 274,900.08 : x - Step 2: Convert to fraction form
958,164/1,436,828.68 = 274,900.08/x - Step 3: Cross multiply
958,164x = 1,436,828.68 × 274,900.08 - Step 4: Simplify right side
958,164x = 394,984,319,078.29 - Step 5: Solve for x
x = 394,984,319,078.29/958,164 - Step 6: Final answer
x = 412,230.39
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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.