Finding the Fourth Proportional to 334,739.49, 461,711.24 and 213,827.09
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Solution
The fourth proportional to 334,739.49, 461,711.24 and 213,827.09 is: 294,934.94
Step by Step Solution
- Step 1: Write the proportion equation
334,739.49 : 461,711.24 = 213,827.09 : x - Step 2: Convert to fraction form
334,739.49/461,711.24 = 213,827.09/x - Step 3: Cross multiply
334,739.49x = 461,711.24 × 213,827.09 - Step 4: Simplify right side
334,739.49x = 98,726,370,890.78 - Step 5: Solve for x
x = 98,726,370,890.78/334,739.49 - Step 6: Final answer
x = 294,934.94
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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.