Finding the Fourth Proportional to 353,309.49, 487,562.97 and 192,161.07
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Solution
The fourth proportional to 353,309.49, 487,562.97 and 192,161.07 is: 265,180.03
Step by Step Solution
- Step 1: Write the proportion equation
353,309.49 : 487,562.97 = 192,161.07 : x - Step 2: Convert to fraction form
353,309.49/487,562.97 = 192,161.07/x - Step 3: Cross multiply
353,309.49x = 487,562.97 × 192,161.07 - Step 4: Simplify right side
353,309.49x = 93,690,622,007.58 - Step 5: Solve for x
x = 93,690,622,007.58/353,309.49 - Step 6: Final answer
x = 265,180.03
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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.