Finding the Fourth Proportional to 416,226.10, 574,392.52 and 225,239.49
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Solution
The fourth proportional to 416,226.10, 574,392.52 and 225,239.49 is: 310,830.77
Step by Step Solution
- Step 1: Write the proportion equation
416,226.10 : 574,392.52 = 225,239.49 : x - Step 2: Convert to fraction form
416,226.10/574,392.52 = 225,239.49/x - Step 3: Cross multiply
416,226.10x = 574,392.52 × 225,239.49 - Step 4: Simplify right side
416,226.10x = 129,375,876,265.54 - Step 5: Solve for x
x = 129,375,876,265.54/416,226.10 - Step 6: Final answer
x = 310,830.77
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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.