Finding the Fourth Proportional to 295,694.93, 408,058.76 and 159,728.84
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Solution
The fourth proportional to 295,694.93, 408,058.76 and 159,728.84 is: 220,425.66
Step by Step Solution
- Step 1: Write the proportion equation
295,694.93 : 408,058.76 = 159,728.84 : x - Step 2: Convert to fraction form
295,694.93/408,058.76 = 159,728.84/x - Step 3: Cross multiply
295,694.93x = 408,058.76 × 159,728.84 - Step 4: Simplify right side
295,694.93x = 65,178,749,547.70 - Step 5: Solve for x
x = 65,178,749,547.70/295,694.93 - Step 6: Final answer
x = 220,425.66
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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.