Finding the Fourth Proportional to 739,003.02, 1,019,649.68 and 416,650.84
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Solution
The fourth proportional to 739,003.02, 1,019,649.68 and 416,650.84 is: 574,879.78
Step by Step Solution
- Step 1: Write the proportion equation
739,003.02 : 1,019,649.68 = 416,650.84 : x - Step 2: Convert to fraction form
739,003.02/1,019,649.68 = 416,650.84/x - Step 3: Cross multiply
739,003.02x = 1,019,649.68 × 416,650.84 - Step 4: Simplify right side
739,003.02x = 424,837,893,193.73 - Step 5: Solve for x
x = 424,837,893,193.73/739,003.02 - Step 6: Final answer
x = 574,879.78
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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.