Finding the Fourth Proportional to 682,409.24, 941,718.26 and 376,488.10
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Solution
The fourth proportional to 682,409.24, 941,718.26 and 376,488.10 is: 519,549.99
Step by Step Solution
- Step 1: Write the proportion equation
682,409.24 : 941,718.26 = 376,488.10 : x - Step 2: Convert to fraction form
682,409.24/941,718.26 = 376,488.10/x - Step 3: Cross multiply
682,409.24x = 941,718.26 × 376,488.10 - Step 4: Simplify right side
682,409.24x = 354,545,715,429.78 - Step 5: Solve for x
x = 354,545,715,429.78/682,409.24 - Step 6: Final answer
x = 519,549.99
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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.