Finding the Fourth Proportional to 370,902.05, 511,844.97 and 201,136.13
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Solution
The fourth proportional to 370,902.05, 511,844.97 and 201,136.13 is: 277,567.93
Step by Step Solution
- Step 1: Write the proportion equation
370,902.05 : 511,844.97 = 201,136.13 : x - Step 2: Convert to fraction form
370,902.05/511,844.97 = 201,136.13/x - Step 3: Cross multiply
370,902.05x = 511,844.97 × 201,136.13 - Step 4: Simplify right side
370,902.05x = 102,950,515,420.09 - Step 5: Solve for x
x = 102,950,515,420.09/370,902.05 - Step 6: Final answer
x = 277,567.93
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1.5x scale
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.