Finding the Fourth Proportional to 371,350.83, 512,465.68 and 210,236.97
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Solution
The fourth proportional to 371,350.83, 512,465.68 and 210,236.97 is: 290,127.88
Step by Step Solution
- Step 1: Write the proportion equation
371,350.83 : 512,465.68 = 210,236.97 : x - Step 2: Convert to fraction form
371,350.83/512,465.68 = 210,236.97/x - Step 3: Cross multiply
371,350.83x = 512,465.68 × 210,236.97 - Step 4: Simplify right side
371,350.83x = 107,739,228,704.27 - Step 5: Solve for x
x = 107,739,228,704.27/371,350.83 - Step 6: Final answer
x = 290,127.88
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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.