Finding the Fourth Proportional to 324,738.92, 448,125.62 and 177,561.09
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Solution
The fourth proportional to 324,738.92, 448,125.62 and 177,561.09 is: 245,026.60
Step by Step Solution
- Step 1: Write the proportion equation
324,738.92 : 448,125.62 = 177,561.09 : x - Step 2: Convert to fraction form
324,738.92/448,125.62 = 177,561.09/x - Step 3: Cross multiply
324,738.92x = 448,125.62 × 177,561.09 - Step 4: Simplify right side
324,738.92x = 79,569,673,988.03 - Step 5: Solve for x
x = 79,569,673,988.03/324,738.92 - Step 6: Final answer
x = 245,026.60
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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.