Finding the Fourth Proportional to 364,277.76, 502,728.96 and 203,143.68
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Solution
The fourth proportional to 364,277.76, 502,728.96 and 203,143.68 is: 280,352.58
Step by Step Solution
- Step 1: Write the proportion equation
364,277.76 : 502,728.96 = 203,143.68 : x - Step 2: Convert to fraction form
364,277.76/502,728.96 = 203,143.68/x - Step 3: Cross multiply
364,277.76x = 502,728.96 × 203,143.68 - Step 4: Simplify right side
364,277.76x = 102,126,210,976.97 - Step 5: Solve for x
x = 102,126,210,976.97/364,277.76 - Step 6: Final answer
x = 280,352.58
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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.