Finding the Fourth Proportional to 618,517.04, 853,473.84 and 363,775.28
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Solution
The fourth proportional to 618,517.04, 853,473.84 and 363,775.28 is: 501,963.03
Step by Step Solution
- Step 1: Write the proportion equation
618,517.04 : 853,473.84 = 363,775.28 : x - Step 2: Convert to fraction form
618,517.04/853,473.84 = 363,775.28/x - Step 3: Cross multiply
618,517.04x = 853,473.84 × 363,775.28 - Step 4: Simplify right side
618,517.04x = 310,472,685,118.68 - Step 5: Solve for x
x = 310,472,685,118.68/618,517.04 - Step 6: Final answer
x = 501,963.03
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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.