Finding the Fourth Proportional to 694,211, 1,040,917.98 and 273,257.24
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Solution
The fourth proportional to 694,211, 1,040,917.98 and 273,257.24 is: 409,728.99
Step by Step Solution
- Step 1: Write the proportion equation
694,211 : 1,040,917.98 = 273,257.24 : x - Step 2: Convert to fraction form
694,211/1,040,917.98 = 273,257.24/x - Step 3: Cross multiply
694,211x = 1,040,917.98 × 273,257.24 - Step 4: Simplify right side
694,211x = 284,438,374,281.18 - Step 5: Solve for x
x = 284,438,374,281.18/694,211 - Step 6: Final answer
x = 409,728.99
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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.