Finding the Fourth Proportional to 507,161.63, 699,884.24 and 277,733.95
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Solution
The fourth proportional to 507,161.63, 699,884.24 and 277,733.95 is: 383,273.49
Step by Step Solution
- Step 1: Write the proportion equation
507,161.63 : 699,884.24 = 277,733.95 : x - Step 2: Convert to fraction form
507,161.63/699,884.24 = 277,733.95/x - Step 3: Cross multiply
507,161.63x = 699,884.24 × 277,733.95 - Step 4: Simplify right side
507,161.63x = 194,381,611,379.57 - Step 5: Solve for x
x = 194,381,611,379.57/507,161.63 - Step 6: Final answer
x = 383,273.49
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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.