Finding the Fourth Proportional to 341,445.78, 471,252.69 and 198,325.62
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Solution
The fourth proportional to 341,445.78, 471,252.69 and 198,325.62 is: 273,722.76
Step by Step Solution
- Step 1: Write the proportion equation
341,445.78 : 471,252.69 = 198,325.62 : x - Step 2: Convert to fraction form
341,445.78/471,252.69 = 198,325.62/x - Step 3: Cross multiply
341,445.78x = 471,252.69 × 198,325.62 - Step 4: Simplify right side
341,445.78x = 93,461,481,920.92 - Step 5: Solve for x
x = 93,461,481,920.92/341,445.78 - Step 6: Final answer
x = 273,722.76
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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.