Finding the Fourth Proportional to 798,003.36, 1,197,445.68 and 325,021.68
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Solution
The fourth proportional to 798,003.36, 1,197,445.68 and 325,021.68 is: 487,711.99
Step by Step Solution
- Step 1: Write the proportion equation
798,003.36 : 1,197,445.68 = 325,021.68 : x - Step 2: Convert to fraction form
798,003.36/1,197,445.68 = 325,021.68/x - Step 3: Cross multiply
798,003.36x = 1,197,445.68 × 325,021.68 - Step 4: Simplify right side
798,003.36x = 389,195,806,622.34 - Step 5: Solve for x
x = 389,195,806,622.34/798,003.36 - Step 6: Final answer
x = 487,711.99
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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.