Finding the Fourth Proportional to 326,472.53, 489,183.91 and 273,984.53
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Solution
The fourth proportional to 326,472.53, 489,183.91 and 273,984.53 is: 410,536.29
Step by Step Solution
- Step 1: Write the proportion equation
326,472.53 : 489,183.91 = 273,984.53 : x - Step 2: Convert to fraction form
326,472.53/489,183.91 = 273,984.53/x - Step 3: Cross multiply
326,472.53x = 489,183.91 × 273,984.53 - Step 4: Simplify right side
326,472.53x = 134,028,820,534.03 - Step 5: Solve for x
x = 134,028,820,534.03/326,472.53 - Step 6: Final answer
x = 410,536.29
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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.