Finding the Fourth Proportional to 422,537.62, 633,379.94 and 264,876.80
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Solution
The fourth proportional to 422,537.62, 633,379.94 and 264,876.80 is: 397,047.85
Step by Step Solution
- Step 1: Write the proportion equation
422,537.62 : 633,379.94 = 264,876.80 : x - Step 2: Convert to fraction form
422,537.62/633,379.94 = 264,876.80/x - Step 3: Cross multiply
422,537.62x = 633,379.94 × 264,876.80 - Step 4: Simplify right side
422,537.62x = 167,767,651,691.39 - Step 5: Solve for x
x = 167,767,651,691.39/422,537.62 - Step 6: Final answer
x = 397,047.85
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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.