Finding the Fourth Proportional to 322,617.74, 445,211.44 and 179,377.74
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Solution
The fourth proportional to 322,617.74, 445,211.44 and 179,377.74 is: 247,540.70
Step by Step Solution
- Step 1: Write the proportion equation
322,617.74 : 445,211.44 = 179,377.74 : x - Step 2: Convert to fraction form
322,617.74/445,211.44 = 179,377.74/x - Step 3: Cross multiply
322,617.74x = 445,211.44 × 179,377.74 - Step 4: Simplify right side
322,617.74x = 79,861,021,480.90 - Step 5: Solve for x
x = 79,861,021,480.90/322,617.74 - Step 6: Final answer
x = 247,540.70
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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.