Finding the Fourth Proportional to 373,650.18, 515,649.69 and 203,893.62
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Solution
The fourth proportional to 373,650.18, 515,649.69 and 203,893.62 is: 281,379.98
Step by Step Solution
- Step 1: Write the proportion equation
373,650.18 : 515,649.69 = 203,893.62 : x - Step 2: Convert to fraction form
373,650.18/515,649.69 = 203,893.62/x - Step 3: Cross multiply
373,650.18x = 515,649.69 × 203,893.62 - Step 4: Simplify right side
373,650.18x = 105,137,681,945.98 - Step 5: Solve for x
x = 105,137,681,945.98/373,650.18 - Step 6: Final answer
x = 281,379.98
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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.