Finding the Fourth Proportional to 837,933.42, 1,257,096.99 and 276,967.92
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Solution
The fourth proportional to 837,933.42, 1,257,096.99 and 276,967.92 is: 415,516.95
Step by Step Solution
- Step 1: Write the proportion equation
837,933.42 : 1,257,096.99 = 276,967.92 : x - Step 2: Convert to fraction form
837,933.42/1,257,096.99 = 276,967.92/x - Step 3: Cross multiply
837,933.42x = 1,257,096.99 × 276,967.92 - Step 4: Simplify right side
837,933.42x = 348,175,538,558.56 - Step 5: Solve for x
x = 348,175,538,558.56/837,933.42 - Step 6: Final answer
x = 415,516.95
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1.5x scale
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.