Finding the Fourth Proportional to 324,306.74, 484,330.87 and 276,411.44
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Solution
The fourth proportional to 324,306.74, 484,330.87 and 276,411.44 is: 412,802.38
Step by Step Solution
- Step 1: Write the proportion equation
324,306.74 : 484,330.87 = 276,411.44 : x - Step 2: Convert to fraction form
324,306.74/484,330.87 = 276,411.44/x - Step 3: Cross multiply
324,306.74x = 484,330.87 × 276,411.44 - Step 4: Simplify right side
324,306.74x = 133,874,593,213.15 - Step 5: Solve for x
x = 133,874,593,213.15/324,306.74 - Step 6: Final answer
x = 412,802.38
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.