Finding the Fourth Proportional to 341,563.42, 471,355.71 and 198,358.66
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Solution
The fourth proportional to 341,563.42, 471,355.71 and 198,358.66 is: 273,733.90
Step by Step Solution
- Step 1: Write the proportion equation
341,563.42 : 471,355.71 = 198,358.66 : x - Step 2: Convert to fraction form
341,563.42/471,355.71 = 198,358.66/x - Step 3: Cross multiply
341,563.42x = 471,355.71 × 198,358.66 - Step 4: Simplify right side
341,563.42x = 93,497,487,018.95 - Step 5: Solve for x
x = 93,497,487,018.95/341,563.42 - Step 6: Final answer
x = 273,733.90
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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.