Finding the Fourth Proportional to 383,576.26, 575,343.68 and 117,336.82
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Solution
The fourth proportional to 383,576.26, 575,343.68 and 117,336.82 is: 175,998.89
Step by Step Solution
- Step 1: Write the proportion equation
383,576.26 : 575,343.68 = 117,336.82 : x - Step 2: Convert to fraction form
383,576.26/575,343.68 = 117,336.82/x - Step 3: Cross multiply
383,576.26x = 575,343.68 × 117,336.82 - Step 4: Simplify right side
383,576.26x = 67,508,997,818.30 - Step 5: Solve for x
x = 67,508,997,818.30/383,576.26 - Step 6: Final answer
x = 175,998.89
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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.