Finding the Fourth Proportional to 284,113.98, 392,054.99 and 169,383.96
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Solution
The fourth proportional to 284,113.98, 392,054.99 and 169,383.96 is: 233,736.57
Step by Step Solution
- Step 1: Write the proportion equation
284,113.98 : 392,054.99 = 169,383.96 : x - Step 2: Convert to fraction form
284,113.98/392,054.99 = 169,383.96/x - Step 3: Cross multiply
284,113.98x = 392,054.99 × 169,383.96 - Step 4: Simplify right side
284,113.98x = 66,407,825,897.04 - Step 5: Solve for x
x = 66,407,825,897.04/284,113.98 - Step 6: Final answer
x = 233,736.57
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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.