Finding the Fourth Proportional to 332,489.18, 458,838.00 and 189,258.44
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Solution
The fourth proportional to 332,489.18, 458,838.00 and 189,258.44 is: 261,178.32
Step by Step Solution
- Step 1: Write the proportion equation
332,489.18 : 458,838.00 = 189,258.44 : x - Step 2: Convert to fraction form
332,489.18/458,838.00 = 189,258.44/x - Step 3: Cross multiply
332,489.18x = 458,838.00 × 189,258.44 - Step 4: Simplify right side
332,489.18x = 86,838,963,146.43 - Step 5: Solve for x
x = 86,838,963,146.43/332,489.18 - Step 6: Final answer
x = 261,178.32
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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.