Finding the Fourth Proportional to 299,475.77, 413,227.81 and 176,951.09
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Solution
The fourth proportional to 299,475.77, 413,227.81 and 176,951.09 is: 244,163.69
Step by Step Solution
- Step 1: Write the proportion equation
299,475.77 : 413,227.81 = 176,951.09 : x - Step 2: Convert to fraction form
299,475.77/413,227.81 = 176,951.09/x - Step 3: Cross multiply
299,475.77x = 413,227.81 × 176,951.09 - Step 4: Simplify right side
299,475.77x = 73,121,109,552.86 - Step 5: Solve for x
x = 73,121,109,552.86/299,475.77 - Step 6: Final answer
x = 244,163.69
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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.