Finding the Fourth Proportional to 285,549.24, 428,517.66 and 152,524.98
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Solution
The fourth proportional to 285,549.24, 428,517.66 and 152,524.98 is: 228,890.99
Step by Step Solution
- Step 1: Write the proportion equation
285,549.24 : 428,517.66 = 152,524.98 : x - Step 2: Convert to fraction form
285,549.24/428,517.66 = 152,524.98/x - Step 3: Cross multiply
285,549.24x = 428,517.66 × 152,524.98 - Step 4: Simplify right side
285,549.24x = 65,359,647,521.15 - Step 5: Solve for x
x = 65,359,647,521.15/285,549.24 - Step 6: Final answer
x = 228,890.99
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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.