Finding the Fourth Proportional to 363,542.58, 501,677.15 and 202,389.44
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Solution
The fourth proportional to 363,542.58, 501,677.15 and 202,389.44 is: 279,290.95
Step by Step Solution
- Step 1: Write the proportion equation
363,542.58 : 501,677.15 = 202,389.44 : x - Step 2: Convert to fraction form
363,542.58/501,677.15 = 202,389.44/x - Step 3: Cross multiply
363,542.58x = 501,677.15 × 202,389.44 - Step 4: Simplify right side
363,542.58x = 101,534,153,928.96 - Step 5: Solve for x
x = 101,534,153,928.96/363,542.58 - Step 6: Final answer
x = 279,290.95
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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.