Finding the Fourth Proportional to 296,102.48, 408,620.22 and 160,136.55
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Solution
The fourth proportional to 296,102.48, 408,620.22 and 160,136.55 is: 220,987.79
Step by Step Solution
- Step 1: Write the proportion equation
296,102.48 : 408,620.22 = 160,136.55 : x - Step 2: Convert to fraction form
296,102.48/408,620.22 = 160,136.55/x - Step 3: Cross multiply
296,102.48x = 408,620.22 × 160,136.55 - Step 4: Simplify right side
296,102.48x = 65,435,032,291.04 - Step 5: Solve for x
x = 65,435,032,291.04/296,102.48 - Step 6: Final answer
x = 220,987.79
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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.