Finding the Fourth Proportional to 332,589.66, 458,974.14 and 189,349.70
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Solution
The fourth proportional to 332,589.66, 458,974.14 and 189,349.70 is: 261,302.82
Step by Step Solution
- Step 1: Write the proportion equation
332,589.66 : 458,974.14 = 189,349.70 : x - Step 2: Convert to fraction form
332,589.66/458,974.14 = 189,349.70/x - Step 3: Cross multiply
332,589.66x = 458,974.14 × 189,349.70 - Step 4: Simplify right side
332,589.66x = 86,906,615,716.76 - Step 5: Solve for x
x = 86,906,615,716.76/332,589.66 - Step 6: Final answer
x = 261,302.82
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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.