Finding the Fourth Proportional to 334,358.51, 461,414.69 and 191,121.63
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Solution
The fourth proportional to 334,358.51, 461,414.69 and 191,121.63 is: 263,747.82
Step by Step Solution
- Step 1: Write the proportion equation
334,358.51 : 461,414.69 = 191,121.63 : x - Step 2: Convert to fraction form
334,358.51/461,414.69 = 191,121.63/x - Step 3: Cross multiply
334,358.51x = 461,414.69 × 191,121.63 - Step 4: Simplify right side
334,358.51x = 88,186,326,983.01 - Step 5: Solve for x
x = 88,186,326,983.01/334,358.51 - Step 6: Final answer
x = 263,747.82
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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.