Finding the Fourth Proportional to 543,250.74, 815,675.86 and 303,833.70
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Solution
The fourth proportional to 543,250.74, 815,675.86 and 303,833.70 is: 456,197.84
Step by Step Solution
- Step 1: Write the proportion equation
543,250.74 : 815,675.86 = 303,833.70 : x - Step 2: Convert to fraction form
543,250.74/815,675.86 = 303,833.70/x - Step 3: Cross multiply
543,250.74x = 815,675.86 × 303,833.70 - Step 4: Simplify right side
543,250.74x = 247,829,814,544.48 - Step 5: Solve for x
x = 247,829,814,544.48/543,250.74 - Step 6: Final answer
x = 456,197.84
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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.