Finding the Fourth Proportional to 363,118.08, 501,090.93 and 201,968.58
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Solution
The fourth proportional to 363,118.08, 501,090.93 and 201,968.58 is: 278,709.95
Step by Step Solution
- Step 1: Write the proportion equation
363,118.08 : 501,090.93 = 201,968.58 : x - Step 2: Convert to fraction form
363,118.08/501,090.93 = 201,968.58/x - Step 3: Cross multiply
363,118.08x = 501,090.93 × 201,968.58 - Step 4: Simplify right side
363,118.08x = 101,204,623,582.98 - Step 5: Solve for x
x = 101,204,623,582.98/363,118.08 - Step 6: Final answer
x = 278,709.95
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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.