Finding the Fourth Proportional to 754,584.96, 1,129,984.53 and 450,791.69
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Solution
The fourth proportional to 754,584.96, 1,129,984.53 and 450,791.69 is: 675,056.70
Step by Step Solution
- Step 1: Write the proportion equation
754,584.96 : 1,129,984.53 = 450,791.69 : x - Step 2: Convert to fraction form
754,584.96/1,129,984.53 = 450,791.69/x - Step 3: Cross multiply
754,584.96x = 1,129,984.53 × 450,791.69 - Step 4: Simplify right side
754,584.96x = 509,387,635,952.56 - Step 5: Solve for x
x = 509,387,635,952.56/754,584.96 - Step 6: Final answer
x = 675,056.70
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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.