Finding the Fourth Proportional to 250,953.41, 374,624.98 and 215,027.88
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Solution
The fourth proportional to 250,953.41, 374,624.98 and 215,027.88 is: 320,995.10
Step by Step Solution
- Step 1: Write the proportion equation
250,953.41 : 374,624.98 = 215,027.88 : x - Step 2: Convert to fraction form
250,953.41/374,624.98 = 215,027.88/x - Step 3: Cross multiply
250,953.41x = 374,624.98 × 215,027.88 - Step 4: Simplify right side
250,953.41x = 80,554,815,244.44 - Step 5: Solve for x
x = 80,554,815,244.44/250,953.41 - Step 6: Final answer
x = 320,995.10
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.