Finding the Fourth Proportional to 199,836.19, 298,296.35 and 174,613.20
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Solution
The fourth proportional to 199,836.19, 298,296.35 and 174,613.20 is: 260,645.88
Step by Step Solution
- Step 1: Write the proportion equation
199,836.19 : 298,296.35 = 174,613.20 : x - Step 2: Convert to fraction form
199,836.19/298,296.35 = 174,613.20/x - Step 3: Cross multiply
199,836.19x = 298,296.35 × 174,613.20 - Step 4: Simplify right side
199,836.19x = 52,086,480,221.82 - Step 5: Solve for x
x = 52,086,480,221.82/199,836.19 - Step 6: Final answer
x = 260,645.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.