Finding the Fourth Proportional to 616,750.40, 851,259.36 and 401,517.44
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Solution
The fourth proportional to 616,750.40, 851,259.36 and 401,517.44 is: 554,187.69
Step by Step Solution
- Step 1: Write the proportion equation
616,750.40 : 851,259.36 = 401,517.44 : x - Step 2: Convert to fraction form
616,750.40/851,259.36 = 401,517.44/x - Step 3: Cross multiply
616,750.40x = 851,259.36 × 401,517.44 - Step 4: Simplify right side
616,750.40x = 341,795,479,003.24 - Step 5: Solve for x
x = 341,795,479,003.24/616,750.40 - Step 6: Final answer
x = 554,187.69
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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.