Finding the Fourth Proportional to 486,161.06, 730,838.78 and 451,046.65
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Solution
The fourth proportional to 486,161.06, 730,838.78 and 451,046.65 is: 678,051.80
Step by Step Solution
- Step 1: Write the proportion equation
486,161.06 : 730,838.78 = 451,046.65 : x - Step 2: Convert to fraction form
486,161.06/730,838.78 = 451,046.65/x - Step 3: Cross multiply
486,161.06x = 730,838.78 × 451,046.65 - Step 4: Simplify right side
486,161.06x = 329,642,383,409.09 - Step 5: Solve for x
x = 329,642,383,409.09/486,161.06 - Step 6: Final answer
x = 678,051.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.