Finding the Fourth Proportional to 332,589.91, 458,974.49 and 189,349.95
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Solution
The fourth proportional to 332,589.91, 458,974.49 and 189,349.95 is: 261,303.17
Step by Step Solution
- Step 1: Write the proportion equation
332,589.91 : 458,974.49 = 189,349.95 : x - Step 2: Convert to fraction form
332,589.91/458,974.49 = 189,349.95/x - Step 3: Cross multiply
332,589.91x = 458,974.49 × 189,349.95 - Step 4: Simplify right side
332,589.91x = 86,906,796,732.78 - Step 5: Solve for x
x = 86,906,796,732.78/332,589.91 - Step 6: Final answer
x = 261,303.17
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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.