Finding the Fourth Proportional to 303,211.80, 454,817.70 and 185,113.80
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Solution
The fourth proportional to 303,211.80, 454,817.70 and 185,113.80 is: 277,670.70
Step by Step Solution
- Step 1: Write the proportion equation
303,211.80 : 454,817.70 = 185,113.80 : x - Step 2: Convert to fraction form
303,211.80/454,817.70 = 185,113.80/x - Step 3: Cross multiply
303,211.80x = 454,817.70 × 185,113.80 - Step 4: Simplify right side
303,211.80x = 84,193,032,754.26 - Step 5: Solve for x
x = 84,193,032,754.26/303,211.80 - Step 6: Final answer
x = 277,670.70
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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.