Finding the Fourth Proportional to 475,608.16, 656,344.60 and 271,686.08
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Solution
The fourth proportional to 475,608.16, 656,344.60 and 271,686.08 is: 374,929.84
Step by Step Solution
- Step 1: Write the proportion equation
475,608.16 : 656,344.60 = 271,686.08 : x - Step 2: Convert to fraction form
475,608.16/656,344.60 = 271,686.08/x - Step 3: Cross multiply
475,608.16x = 656,344.60 × 271,686.08 - Step 4: Simplify right side
475,608.16x = 178,319,691,503.17 - Step 5: Solve for x
x = 178,319,691,503.17/475,608.16 - Step 6: Final answer
x = 374,929.84
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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.