Finding the Fourth Proportional to 386,575.74, 533,492.49 and 241,467.44
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Solution
The fourth proportional to 386,575.74, 533,492.49 and 241,467.44 is: 333,236.28
Step by Step Solution
- Step 1: Write the proportion equation
386,575.74 : 533,492.49 = 241,467.44 : x - Step 2: Convert to fraction form
386,575.74/533,492.49 = 241,467.44/x - Step 3: Cross multiply
386,575.74x = 533,492.49 × 241,467.44 - Step 4: Simplify right side
386,575.74x = 128,821,061,944.73 - Step 5: Solve for x
x = 128,821,061,944.73/386,575.74 - Step 6: Final answer
x = 333,236.28
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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.