Finding the Fourth Proportional to 363,381.68, 502,035.50 and 277,640.75
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Solution
The fourth proportional to 363,381.68, 502,035.50 and 277,640.75 is: 383,578.81
Step by Step Solution
- Step 1: Write the proportion equation
363,381.68 : 502,035.50 = 277,640.75 : x - Step 2: Convert to fraction form
363,381.68/502,035.50 = 277,640.75/x - Step 3: Cross multiply
363,381.68x = 502,035.50 × 277,640.75 - Step 4: Simplify right side
363,381.68x = 139,385,512,746.63 - Step 5: Solve for x
x = 139,385,512,746.63/363,381.68 - Step 6: Final answer
x = 383,578.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.