Finding the Fourth Proportional to 481,034.09, 721,800.11 and 349,004.09
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Solution
The fourth proportional to 481,034.09, 721,800.11 and 349,004.09 is: 523,686.78
Step by Step Solution
- Step 1: Write the proportion equation
481,034.09 : 721,800.11 = 349,004.09 : x - Step 2: Convert to fraction form
481,034.09/721,800.11 = 349,004.09/x - Step 3: Cross multiply
481,034.09x = 721,800.11 × 349,004.09 - Step 4: Simplify right side
481,034.09x = 251,911,193,229.46 - Step 5: Solve for x
x = 251,911,193,229.46/481,034.09 - Step 6: Final answer
x = 523,686.78
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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.