Finding the Fourth Proportional to 324,961.36, 448,488.36 and 181,729.36
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Solution
The fourth proportional to 324,961.36, 448,488.36 and 181,729.36 is: 250,809.83
Step by Step Solution
- Step 1: Write the proportion equation
324,961.36 : 448,488.36 = 181,729.36 : x - Step 2: Convert to fraction form
324,961.36/448,488.36 = 181,729.36/x - Step 3: Cross multiply
324,961.36x = 448,488.36 × 181,729.36 - Step 4: Simplify right side
324,961.36x = 81,503,502,630.25 - Step 5: Solve for x
x = 81,503,502,630.25/324,961.36 - Step 6: Final answer
x = 250,809.83
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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.