Finding the Fourth Proportional to 214,120.74, 322,686.00 and 192,799.54
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Solution
The fourth proportional to 214,120.74, 322,686.00 and 192,799.54 is: 290,554.35
Step by Step Solution
- Step 1: Write the proportion equation
214,120.74 : 322,686.00 = 192,799.54 : x - Step 2: Convert to fraction form
214,120.74/322,686.00 = 192,799.54/x - Step 3: Cross multiply
214,120.74x = 322,686.00 × 192,799.54 - Step 4: Simplify right side
214,120.74x = 62,213,713,310.05 - Step 5: Solve for x
x = 62,213,713,310.05/214,120.74 - Step 6: Final answer
x = 290,554.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.