Finding the Fourth Proportional to 373,652.36, 515,635.96 and 203,889.32
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Solution
The fourth proportional to 373,652.36, 515,635.96 and 203,889.32 is: 281,364.92
Step by Step Solution
- Step 1: Write the proportion equation
373,652.36 : 515,635.96 = 203,889.32 : x - Step 2: Convert to fraction form
373,652.36/515,635.96 = 203,889.32/x - Step 3: Cross multiply
373,652.36x = 515,635.96 × 203,889.32 - Step 4: Simplify right side
373,652.36x = 105,132,665,251.95 - Step 5: Solve for x
x = 105,132,665,251.95/373,652.36 - Step 6: Final answer
x = 281,364.92
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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.