Finding the Fourth Proportional to 476,934.19, 658,205.79 and 273,049.06
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Solution
The fourth proportional to 476,934.19, 658,205.79 and 273,049.06 is: 376,828.66
Step by Step Solution
- Step 1: Write the proportion equation
476,934.19 : 658,205.79 = 273,049.06 : x - Step 2: Convert to fraction form
476,934.19/658,205.79 = 273,049.06/x - Step 3: Cross multiply
476,934.19x = 658,205.79 × 273,049.06 - Step 4: Simplify right side
476,934.19x = 179,722,472,246.06 - Step 5: Solve for x
x = 179,722,472,246.06/476,934.19 - Step 6: Final answer
x = 376,828.66
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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.