Finding the Fourth Proportional to 503,296.74, 694,544.18 and 285,545.70
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Solution
The fourth proportional to 503,296.74, 694,544.18 and 285,545.70 is: 394,050.05
Step by Step Solution
- Step 1: Write the proportion equation
503,296.74 : 694,544.18 = 285,545.70 : x - Step 2: Convert to fraction form
503,296.74/694,544.18 = 285,545.70/x - Step 3: Cross multiply
503,296.74x = 694,544.18 × 285,545.70 - Step 4: Simplify right side
503,296.74x = 198,324,104,059.03 - Step 5: Solve for x
x = 198,324,104,059.03/503,296.74 - Step 6: Final answer
x = 394,050.05
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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.