Finding the Fourth Proportional to 569,912.72, 853,745.68 and 463,416.88
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Solution
The fourth proportional to 569,912.72, 853,745.68 and 463,416.88 is: 694,211.84
Step by Step Solution
- Step 1: Write the proportion equation
569,912.72 : 853,745.68 = 463,416.88 : x - Step 2: Convert to fraction form
569,912.72/853,745.68 = 463,416.88/x - Step 3: Cross multiply
569,912.72x = 853,745.68 × 463,416.88 - Step 4: Simplify right side
569,912.72x = 395,640,159,339.08 - Step 5: Solve for x
x = 395,640,159,339.08/569,912.72 - Step 6: Final answer
x = 694,211.84
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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.