Finding the Fourth Proportional to 684,324.26, 1,026,465.12 and 284,954.97
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Solution
The fourth proportional to 684,324.26, 1,026,465.12 and 284,954.97 is: 427,423.60
Step by Step Solution
- Step 1: Write the proportion equation
684,324.26 : 1,026,465.12 = 284,954.97 : x - Step 2: Convert to fraction form
684,324.26/1,026,465.12 = 284,954.97/x - Step 3: Cross multiply
684,324.26x = 1,026,465.12 × 284,954.97 - Step 4: Simplify right side
684,324.26x = 292,496,337,475.65 - Step 5: Solve for x
x = 292,496,337,475.65/684,324.26 - Step 6: Final answer
x = 427,423.60
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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.