Finding the Fourth Proportional to 284,288.44, 391,850.84 and 201,530.63
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Solution
The fourth proportional to 284,288.44, 391,850.84 and 201,530.63 is: 277,781.07
Step by Step Solution
- Step 1: Write the proportion equation
284,288.44 : 391,850.84 = 201,530.63 : x - Step 2: Convert to fraction form
284,288.44/391,850.84 = 201,530.63/x - Step 3: Cross multiply
284,288.44x = 391,850.84 × 201,530.63 - Step 4: Simplify right side
284,288.44x = 78,969,945,195.80 - Step 5: Solve for x
x = 78,969,945,195.80/284,288.44 - Step 6: Final answer
x = 277,781.07
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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.