Finding the Fourth Proportional to 637,471.36, 955,984.14 and 188,072.92
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Solution
The fourth proportional to 637,471.36, 955,984.14 and 188,072.92 is: 282,043.62
Step by Step Solution
- Step 1: Write the proportion equation
637,471.36 : 955,984.14 = 188,072.92 : x - Step 2: Convert to fraction form
637,471.36/955,984.14 = 188,072.92/x - Step 3: Cross multiply
637,471.36x = 955,984.14 × 188,072.92 - Step 4: Simplify right side
637,471.36x = 179,794,728,683.49 - Step 5: Solve for x
x = 179,794,728,683.49/637,471.36 - Step 6: Final answer
x = 282,043.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.