Finding the Fourth Proportional to 371,333.23, 512,439.42 and 201,567.36
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Solution
The fourth proportional to 371,333.23, 512,439.42 and 201,567.36 is: 278,162.72
Step by Step Solution
- Step 1: Write the proportion equation
371,333.23 : 512,439.42 = 201,567.36 : x - Step 2: Convert to fraction form
371,333.23/512,439.42 = 201,567.36/x - Step 3: Cross multiply
371,333.23x = 512,439.42 × 201,567.36 - Step 4: Simplify right side
371,333.23x = 103,291,061,049.33 - Step 5: Solve for x
x = 103,291,061,049.33/371,333.23 - Step 6: Final answer
x = 278,162.72
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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.