Finding the Fourth Proportional to 364,336.05, 502,790.22 and 203,173.80
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Solution
The fourth proportional to 364,336.05, 502,790.22 and 203,173.80 is: 280,383.45
Step by Step Solution
- Step 1: Write the proportion equation
364,336.05 : 502,790.22 = 203,173.80 : x - Step 2: Convert to fraction form
364,336.05/502,790.22 = 203,173.80/x - Step 3: Cross multiply
364,336.05x = 502,790.22 × 203,173.80 - Step 4: Simplify right side
364,336.05x = 102,153,799,600.24 - Step 5: Solve for x
x = 102,153,799,600.24/364,336.05 - Step 6: Final answer
x = 280,383.45
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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.