Finding the Fourth Proportional to 332,490.93, 458,840.41 and 189,260.19
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Solution
The fourth proportional to 332,490.93, 458,840.41 and 189,260.19 is: 261,180.73
Step by Step Solution
- Step 1: Write the proportion equation
332,490.93 : 458,840.41 = 189,260.19 : x - Step 2: Convert to fraction form
332,490.93/458,840.41 = 189,260.19/x - Step 3: Cross multiply
332,490.93x = 458,840.41 × 189,260.19 - Step 4: Simplify right side
332,490.93x = 86,840,222,703.13 - Step 5: Solve for x
x = 86,840,222,703.13/332,490.93 - Step 6: Final answer
x = 261,180.73
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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.