Finding the Fourth Proportional to 373,176.79, 514,576.99 and 252,107.86
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Solution
The fourth proportional to 373,176.79, 514,576.99 and 252,107.86 is: 347,633.90
Step by Step Solution
- Step 1: Write the proportion equation
373,176.79 : 514,576.99 = 252,107.86 : x - Step 2: Convert to fraction form
373,176.79/514,576.99 = 252,107.86/x - Step 3: Cross multiply
373,176.79x = 514,576.99 × 252,107.86 - Step 4: Simplify right side
373,176.79x = 129,728,903,754.14 - Step 5: Solve for x
x = 129,728,903,754.14/373,176.79 - Step 6: Final answer
x = 347,633.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.