Finding the Fourth Proportional to 363,235.87, 501,252.89 and 199,877.09
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Solution
The fourth proportional to 363,235.87, 501,252.89 and 199,877.09 is: 275,823.45
Step by Step Solution
- Step 1: Write the proportion equation
363,235.87 : 501,252.89 = 199,877.09 : x - Step 2: Convert to fraction form
363,235.87/501,252.89 = 199,877.09/x - Step 3: Cross multiply
363,235.87x = 501,252.89 × 199,877.09 - Step 4: Simplify right side
363,235.87x = 100,188,969,261.04 - Step 5: Solve for x
x = 100,188,969,261.04/363,235.87 - Step 6: Final answer
x = 275,823.45
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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.