Finding the Fourth Proportional to 503,543.54, 694,898.96 and 274,107.44
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Solution
The fourth proportional to 503,543.54, 694,898.96 and 274,107.44 is: 378,273.09
Step by Step Solution
- Step 1: Write the proportion equation
503,543.54 : 694,898.96 = 274,107.44 : x - Step 2: Convert to fraction form
503,543.54/694,898.96 = 274,107.44/x - Step 3: Cross multiply
503,543.54x = 694,898.96 × 274,107.44 - Step 4: Simplify right side
503,543.54x = 190,476,970,139.23 - Step 5: Solve for x
x = 190,476,970,139.23/503,543.54 - Step 6: Final answer
x = 378,273.09
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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.