Finding the Fourth Proportional to 336,062.20, 504,239.10 and 169,850.20
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Solution
The fourth proportional to 336,062.20, 504,239.10 and 169,850.20 is: 254,848.99
Step by Step Solution
- Step 1: Write the proportion equation
336,062.20 : 504,239.10 = 169,850.20 : x - Step 2: Convert to fraction form
336,062.20/504,239.10 = 169,850.20/x - Step 3: Cross multiply
336,062.20x = 504,239.10 × 169,850.20 - Step 4: Simplify right side
336,062.20x = 85,645,111,982.82 - Step 5: Solve for x
x = 85,645,111,982.82/336,062.20 - Step 6: Final answer
x = 254,848.99
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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.