Finding the Fourth Proportional to 332,449.44, 458,726.79 and 189,211.89
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Solution
The fourth proportional to 332,449.44, 458,726.79 and 189,211.89 is: 261,081.99
Step by Step Solution
- Step 1: Write the proportion equation
332,449.44 : 458,726.79 = 189,211.89 : x - Step 2: Convert to fraction form
332,449.44/458,726.79 = 189,211.89/x - Step 3: Cross multiply
332,449.44x = 458,726.79 × 189,211.89 - Step 4: Simplify right side
332,449.44x = 86,796,562,929.53 - Step 5: Solve for x
x = 86,796,562,929.53/332,449.44 - Step 6: Final answer
x = 261,081.99
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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.