Finding the Fourth Proportional to 664,472.36, 996,839.82 and 243,751.88
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Solution
The fourth proportional to 664,472.36, 996,839.82 and 243,751.88 is: 365,675.98
Step by Step Solution
- Step 1: Write the proportion equation
664,472.36 : 996,839.82 = 243,751.88 : x - Step 2: Convert to fraction form
664,472.36/996,839.82 = 243,751.88/x - Step 3: Cross multiply
664,472.36x = 996,839.82 × 243,751.88 - Step 4: Simplify right side
664,472.36x = 242,981,580,183.86 - Step 5: Solve for x
x = 242,981,580,183.86/664,472.36 - Step 6: Final answer
x = 365,675.98
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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.