Finding the Fourth Proportional to 341,554.42, 471,343.29 and 198,349.66
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Solution
The fourth proportional to 341,554.42, 471,343.29 and 198,349.66 is: 273,721.48
Step by Step Solution
- Step 1: Write the proportion equation
341,554.42 : 471,343.29 = 198,349.66 : x - Step 2: Convert to fraction form
341,554.42/471,343.29 = 198,349.66/x - Step 3: Cross multiply
341,554.42x = 471,343.29 × 198,349.66 - Step 4: Simplify right side
341,554.42x = 93,490,781,314.78 - Step 5: Solve for x
x = 93,490,781,314.78/341,554.42 - Step 6: Final answer
x = 273,721.48
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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.