Finding the Fourth Proportional to 416,174.68, 574,221.18 and 252,827.92
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Solution
The fourth proportional to 416,174.68, 574,221.18 and 252,827.92 is: 348,841.85
Step by Step Solution
- Step 1: Write the proportion equation
416,174.68 : 574,221.18 = 252,827.92 : x - Step 2: Convert to fraction form
416,174.68/574,221.18 = 252,827.92/x - Step 3: Cross multiply
416,174.68x = 574,221.18 × 252,827.92 - Step 4: Simplify right side
416,174.68x = 145,179,146,559.35 - Step 5: Solve for x
x = 145,179,146,559.35/416,174.68 - Step 6: Final answer
x = 348,841.85
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1.5x scale
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.