Finding the Fourth Proportional to 757,001.46, 1,044,783.87 and 451,114.62
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Solution
The fourth proportional to 757,001.46, 1,044,783.87 and 451,114.62 is: 622,610.79
Step by Step Solution
- Step 1: Write the proportion equation
757,001.46 : 1,044,783.87 = 451,114.62 : x - Step 2: Convert to fraction form
757,001.46/1,044,783.87 = 451,114.62/x - Step 3: Cross multiply
757,001.46x = 1,044,783.87 × 451,114.62 - Step 4: Simplify right side
757,001.46x = 471,317,278,497.18 - Step 5: Solve for x
x = 471,317,278,497.18/757,001.46 - Step 6: Final answer
x = 622,610.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.