Finding the Fourth Proportional to 658,279.94, 987,609.03 and 273,953.97
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Solution
The fourth proportional to 658,279.94, 987,609.03 and 273,953.97 is: 411,009.66
Step by Step Solution
- Step 1: Write the proportion equation
658,279.94 : 987,609.03 = 273,953.97 : x - Step 2: Convert to fraction form
658,279.94/987,609.03 = 273,953.97/x - Step 3: Cross multiply
658,279.94x = 987,609.03 × 273,953.97 - Step 4: Simplify right side
658,279.94x = 270,559,414,576.35 - Step 5: Solve for x
x = 270,559,414,576.35/658,279.94 - Step 6: Final answer
x = 411,009.66
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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.