Finding the Fourth Proportional to 397,210.97, 548,230.73 and 236,034.84
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Solution
The fourth proportional to 397,210.97, 548,230.73 and 236,034.84 is: 325,775.38
Step by Step Solution
- Step 1: Write the proportion equation
397,210.97 : 548,230.73 = 236,034.84 : x - Step 2: Convert to fraction form
397,210.97/548,230.73 = 236,034.84/x - Step 3: Cross multiply
397,210.97x = 548,230.73 × 236,034.84 - Step 4: Simplify right side
397,210.97x = 129,401,551,458.46 - Step 5: Solve for x
x = 129,401,551,458.46/397,210.97 - Step 6: Final answer
x = 325,775.38
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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.