Finding the Fourth Proportional to 268,608.68, 403,126.85 and 150,257.96
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Solution
The fourth proportional to 268,608.68, 403,126.85 and 150,257.96 is: 225,506.55
Step by Step Solution
- Step 1: Write the proportion equation
268,608.68 : 403,126.85 = 150,257.96 : x - Step 2: Convert to fraction form
268,608.68/403,126.85 = 150,257.96/x - Step 3: Cross multiply
268,608.68x = 403,126.85 × 150,257.96 - Step 4: Simplify right side
268,608.68x = 60,573,016,462.24 - Step 5: Solve for x
x = 60,573,016,462.24/268,608.68 - Step 6: Final answer
x = 225,506.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.