Finding the Fourth Proportional to 906,716.97, 1,360,026.21 and 275,581.57
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Solution
The fourth proportional to 906,716.97, 1,360,026.21 and 275,581.57 is: 413,357.39
Step by Step Solution
- Step 1: Write the proportion equation
906,716.97 : 1,360,026.21 = 275,581.57 : x - Step 2: Convert to fraction form
906,716.97/1,360,026.21 = 275,581.57/x - Step 3: Cross multiply
906,716.97x = 1,360,026.21 × 275,581.57 - Step 4: Simplify right side
906,716.97x = 374,798,158,192.95 - Step 5: Solve for x
x = 374,798,158,192.95/906,716.97 - Step 6: Final answer
x = 413,357.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.