Finding the Fourth Proportional to 754,584.24, 1,040,982.76 and 448,486.68
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Solution
The fourth proportional to 754,584.24, 1,040,982.76 and 448,486.68 is: 618,707.46
Step by Step Solution
- Step 1: Write the proportion equation
754,584.24 : 1,040,982.76 = 448,486.68 : x - Step 2: Convert to fraction form
754,584.24/1,040,982.76 = 448,486.68/x - Step 3: Cross multiply
754,584.24x = 1,040,982.76 × 448,486.68 - Step 4: Simplify right side
754,584.24x = 466,866,901,969.64 - Step 5: Solve for x
x = 466,866,901,969.64/754,584.24 - Step 6: Final answer
x = 618,707.46
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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.