Finding the Fourth Proportional to 576,555.36, 864,915.73 and 177,229.66
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Solution
The fourth proportional to 576,555.36, 864,915.73 and 177,229.66 is: 265,869.91
Step by Step Solution
- Step 1: Write the proportion equation
576,555.36 : 864,915.73 = 177,229.66 : x - Step 2: Convert to fraction form
576,555.36/864,915.73 = 177,229.66/x - Step 3: Cross multiply
576,555.36x = 864,915.73 × 177,229.66 - Step 4: Simplify right side
576,555.36x = 153,288,718,151.19 - Step 5: Solve for x
x = 153,288,718,151.19/576,555.36 - Step 6: Final answer
x = 265,869.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.