Finding the Fourth Proportional to 921,194.24, 1,382,193.28 and 322,585.04
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Solution
The fourth proportional to 921,194.24, 1,382,193.28 and 322,585.04 is: 484,018.30
Step by Step Solution
- Step 1: Write the proportion equation
921,194.24 : 1,382,193.28 = 322,585.04 : x - Step 2: Convert to fraction form
921,194.24/1,382,193.28 = 322,585.04/x - Step 3: Cross multiply
921,194.24x = 1,382,193.28 × 322,585.04 - Step 4: Simplify right side
921,194.24x = 445,874,874,516.53 - Step 5: Solve for x
x = 445,874,874,516.53/921,194.24 - Step 6: Final answer
x = 484,018.30
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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.