Finding the Fourth Proportional to 382,272.96, 573,176.16 and 157,563.84
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Solution
The fourth proportional to 382,272.96, 573,176.16 and 157,563.84 is: 236,249.61
Step by Step Solution
- Step 1: Write the proportion equation
382,272.96 : 573,176.16 = 157,563.84 : x - Step 2: Convert to fraction form
382,272.96/573,176.16 = 157,563.84/x - Step 3: Cross multiply
382,272.96x = 573,176.16 × 157,563.84 - Step 4: Simplify right side
382,272.96x = 90,311,836,766.05 - Step 5: Solve for x
x = 90,311,836,766.05/382,272.96 - Step 6: Final answer
x = 236,249.61
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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.