Finding the Fourth Proportional to 363,502.21, 501,621.81 and 202,353.70
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Solution
The fourth proportional to 363,502.21, 501,621.81 and 202,353.70 is: 279,241.85
Step by Step Solution
- Step 1: Write the proportion equation
363,502.21 : 501,621.81 = 202,353.70 : x - Step 2: Convert to fraction form
363,502.21/501,621.81 = 202,353.70/x - Step 3: Cross multiply
363,502.21x = 501,621.81 × 202,353.70 - Step 4: Simplify right side
363,502.21x = 101,505,029,254.20 - Step 5: Solve for x
x = 101,505,029,254.20/363,502.21 - Step 6: Final answer
x = 279,241.85
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1.5x scale
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.