Finding the Fourth Proportional to 415,163.52, 572,849.46 and 233,836.68
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Solution
The fourth proportional to 415,163.52, 572,849.46 and 233,836.68 is: 322,651.70
Step by Step Solution
- Step 1: Write the proportion equation
415,163.52 : 572,849.46 = 233,836.68 : x - Step 2: Convert to fraction form
415,163.52/572,849.46 = 233,836.68/x - Step 3: Cross multiply
415,163.52x = 572,849.46 × 233,836.68 - Step 4: Simplify right side
415,163.52x = 133,953,215,866.19 - Step 5: Solve for x
x = 133,953,215,866.19/415,163.52 - Step 6: Final answer
x = 322,651.70
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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.