Finding the Fourth Proportional to 371,183.69, 512,234.81 and 201,417.82
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Solution
The fourth proportional to 371,183.69, 512,234.81 and 201,417.82 is: 277,957.31
Step by Step Solution
- Step 1: Write the proportion equation
371,183.69 : 512,234.81 = 201,417.82 : x - Step 2: Convert to fraction form
371,183.69/512,234.81 = 201,417.82/x - Step 3: Cross multiply
371,183.69x = 512,234.81 × 201,417.82 - Step 4: Simplify right side
371,183.69x = 103,173,218,758.31 - Step 5: Solve for x
x = 103,173,218,758.31/371,183.69 - Step 6: Final answer
x = 277,957.31
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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.