Finding the Fourth Proportional to 616,576.74, 924,939.22 and 217,134.96
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Solution
The fourth proportional to 616,576.74, 924,939.22 and 217,134.96 is: 325,728.54
Step by Step Solution
- Step 1: Write the proportion equation
616,576.74 : 924,939.22 = 217,134.96 : x - Step 2: Convert to fraction form
616,576.74/924,939.22 = 217,134.96/x - Step 3: Cross multiply
616,576.74x = 924,939.22 × 217,134.96 - Step 4: Simplify right side
616,576.74x = 200,836,640,537.13 - Step 5: Solve for x
x = 200,836,640,537.13/616,576.74 - Step 6: Final answer
x = 325,728.54
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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.