Finding the Fourth Proportional to 373,677.50, 515,676.38 and 203,911.63
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Solution
The fourth proportional to 373,677.50, 515,676.38 and 203,911.63 is: 281,398.82
Step by Step Solution
- Step 1: Write the proportion equation
373,677.50 : 515,676.38 = 203,911.63 : x - Step 2: Convert to fraction form
373,677.50/515,676.38 = 203,911.63/x - Step 3: Cross multiply
373,677.50x = 515,676.38 × 203,911.63 - Step 4: Simplify right side
373,677.50x = 105,152,408,889.55 - Step 5: Solve for x
x = 105,152,408,889.55/373,677.50 - Step 6: Final answer
x = 281,398.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.