Finding the Fourth Proportional to 299,433.26, 413,224.14 and 163,472.94
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Solution
The fourth proportional to 299,433.26, 413,224.14 and 163,472.94 is: 225,596.07
Step by Step Solution
- Step 1: Write the proportion equation
299,433.26 : 413,224.14 = 163,472.94 : x - Step 2: Convert to fraction form
299,433.26/413,224.14 = 163,472.94/x - Step 3: Cross multiply
299,433.26x = 413,224.14 × 163,472.94 - Step 4: Simplify right side
299,433.26x = 67,550,965,044.77 - Step 5: Solve for x
x = 67,550,965,044.77/299,433.26 - Step 6: Final answer
x = 225,596.07
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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.