Finding the Fourth Proportional to 796,720.18, 1,195,077.03 and 323,401.54
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Solution
The fourth proportional to 796,720.18, 1,195,077.03 and 323,401.54 is: 485,100.99
Step by Step Solution
- Step 1: Write the proportion equation
796,720.18 : 1,195,077.03 = 323,401.54 : x - Step 2: Convert to fraction form
796,720.18/1,195,077.03 = 323,401.54/x - Step 3: Cross multiply
796,720.18x = 1,195,077.03 × 323,401.54 - Step 4: Simplify right side
796,720.18x = 386,489,751,920.63 - Step 5: Solve for x
x = 386,489,751,920.63/796,720.18 - Step 6: Final answer
x = 485,100.99
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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.