Finding the Fourth Proportional to 365,910.68, 548,647.32 and 141,084.68
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Solution
The fourth proportional to 365,910.68, 548,647.32 and 141,084.68 is: 211,542.70
Step by Step Solution
- Step 1: Write the proportion equation
365,910.68 : 548,647.32 = 141,084.68 : x - Step 2: Convert to fraction form
365,910.68/548,647.32 = 141,084.68/x - Step 3: Cross multiply
365,910.68x = 548,647.32 × 141,084.68 - Step 4: Simplify right side
365,910.68x = 77,405,731,575.06 - Step 5: Solve for x
x = 77,405,731,575.06/365,910.68 - Step 6: Final answer
x = 211,542.70
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1.5x scale
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.