Finding the Fourth Proportional to 754,537.26, 1,040,734.16 and 512,399.49
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Solution
The fourth proportional to 754,537.26, 1,040,734.16 and 512,399.49 is: 706,753.24
Step by Step Solution
- Step 1: Write the proportion equation
754,537.26 : 1,040,734.16 = 512,399.49 : x - Step 2: Convert to fraction form
754,537.26/1,040,734.16 = 512,399.49/x - Step 3: Cross multiply
754,537.26x = 1,040,734.16 × 512,399.49 - Step 4: Simplify right side
754,537.26x = 533,271,650,247.58 - Step 5: Solve for x
x = 533,271,650,247.58/754,537.26 - Step 6: Final answer
x = 706,753.24
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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.