Finding the Fourth Proportional to 299,626.58, 413,481.93 and 163,660.49
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Solution
The fourth proportional to 299,626.58, 413,481.93 and 163,660.49 is: 225,849.97
Step by Step Solution
- Step 1: Write the proportion equation
299,626.58 : 413,481.93 = 163,660.49 : x - Step 2: Convert to fraction form
299,626.58/413,481.93 = 163,660.49/x - Step 3: Cross multiply
299,626.58x = 413,481.93 × 163,660.49 - Step 4: Simplify right side
299,626.58x = 67,670,653,202.54 - Step 5: Solve for x
x = 67,670,653,202.54/299,626.58 - Step 6: Final answer
x = 225,849.97
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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.