Finding the Fourth Proportional to 514,669.68, 771,150.87 and 364,163.94
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Solution
The fourth proportional to 514,669.68, 771,150.87 and 364,163.94 is: 545,641.89
Step by Step Solution
- Step 1: Write the proportion equation
514,669.68 : 771,150.87 = 364,163.94 : x - Step 2: Convert to fraction form
514,669.68/771,150.87 = 364,163.94/x - Step 3: Cross multiply
514,669.68x = 771,150.87 × 364,163.94 - Step 4: Simplify right side
514,669.68x = 280,825,339,153.63 - Step 5: Solve for x
x = 280,825,339,153.63/514,669.68 - Step 6: Final answer
x = 545,641.89
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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.