Finding the Fourth Proportional to 363,438.69, 501,545.41 and 202,290.28
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Solution
The fourth proportional to 363,438.69, 501,545.41 and 202,290.28 is: 279,160.59
Step by Step Solution
- Step 1: Write the proportion equation
363,438.69 : 501,545.41 = 202,290.28 : x - Step 2: Convert to fraction form
363,438.69/501,545.41 = 202,290.28/x - Step 3: Cross multiply
363,438.69x = 501,545.41 × 202,290.28 - Step 4: Simplify right side
363,438.69x = 101,457,759,662.03 - Step 5: Solve for x
x = 101,457,759,662.03/363,438.69 - Step 6: Final answer
x = 279,160.59
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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.