Finding the Fourth Proportional to 327,631.74, 491,271.44 and 192,742.44
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Solution
The fourth proportional to 327,631.74, 491,271.44 and 192,742.44 is: 289,010.02
Step by Step Solution
- Step 1: Write the proportion equation
327,631.74 : 491,271.44 = 192,742.44 : x - Step 2: Convert to fraction form
327,631.74/491,271.44 = 192,742.44/x - Step 3: Cross multiply
327,631.74x = 491,271.44 × 192,742.44 - Step 4: Simplify right side
327,631.74x = 94,688,855,084.20 - Step 5: Solve for x
x = 94,688,855,084.20/327,631.74 - Step 6: Final answer
x = 289,010.02
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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.