Finding the Fourth Proportional to 363,881.97, 502,155.86 and 202,738.95
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Solution
The fourth proportional to 363,881.97, 502,155.86 and 202,738.95 is: 279,779.05
Step by Step Solution
- Step 1: Write the proportion equation
363,881.97 : 502,155.86 = 202,738.95 : x - Step 2: Convert to fraction form
363,881.97/502,155.86 = 202,738.95/x - Step 3: Cross multiply
363,881.97x = 502,155.86 × 202,738.95 - Step 4: Simplify right side
363,881.97x = 101,806,550,779.05 - Step 5: Solve for x
x = 101,806,550,779.05/363,881.97 - Step 6: Final answer
x = 279,779.05
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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.