Finding the Fourth Proportional to 521,704.48, 783,351.33 and 496,014.99
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Solution
The fourth proportional to 521,704.48, 783,351.33 and 496,014.99 is: 744,777.97
Step by Step Solution
- Step 1: Write the proportion equation
521,704.48 : 783,351.33 = 496,014.99 : x - Step 2: Convert to fraction form
521,704.48/783,351.33 = 496,014.99/x - Step 3: Cross multiply
521,704.48x = 783,351.33 × 496,014.99 - Step 4: Simplify right side
521,704.48x = 388,554,000,256.38 - Step 5: Solve for x
x = 388,554,000,256.38/521,704.48 - Step 6: Final answer
x = 744,777.97
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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.