Finding the Fourth Proportional to 341,701.13, 471,552.57 and 198,461.21
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Solution
The fourth proportional to 341,701.13, 471,552.57 and 198,461.21 is: 273,879.37
Step by Step Solution
- Step 1: Write the proportion equation
341,701.13 : 471,552.57 = 198,461.21 : x - Step 2: Convert to fraction form
341,701.13/471,552.57 = 198,461.21/x - Step 3: Cross multiply
341,701.13x = 471,552.57 × 198,461.21 - Step 4: Simplify right side
341,701.13x = 93,584,891,263.05 - Step 5: Solve for x
x = 93,584,891,263.05/341,701.13 - Step 6: Final answer
x = 273,879.37
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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.