Finding the Fourth Proportional to 576,474.26, 865,236.12 and 306,828.77
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Solution
The fourth proportional to 576,474.26, 865,236.12 and 306,828.77 is: 460,522.44
Step by Step Solution
- Step 1: Write the proportion equation
576,474.26 : 865,236.12 = 306,828.77 : x - Step 2: Convert to fraction form
576,474.26/865,236.12 = 306,828.77/x - Step 3: Cross multiply
576,474.26x = 865,236.12 × 306,828.77 - Step 4: Simplify right side
576,474.26x = 265,479,330,132.99 - Step 5: Solve for x
x = 265,479,330,132.99/576,474.26 - Step 6: Final answer
x = 460,522.44
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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.