Finding the Fourth Proportional to 296,160.61, 408,701.66 and 160,194.55
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Solution
The fourth proportional to 296,160.61, 408,701.66 and 160,194.55 is: 221,068.49
Step by Step Solution
- Step 1: Write the proportion equation
296,160.61 : 408,701.66 = 160,194.55 : x - Step 2: Convert to fraction form
296,160.61/408,701.66 = 160,194.55/x - Step 3: Cross multiply
296,160.61x = 408,701.66 × 160,194.55 - Step 4: Simplify right side
296,160.61x = 65,471,777,706.98 - Step 5: Solve for x
x = 65,471,777,706.98/296,160.61 - Step 6: Final answer
x = 221,068.49
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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.