Finding the Fourth Proportional to 430,842.24, 593,944.92 and 303,121.44
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Solution
The fourth proportional to 430,842.24, 593,944.92 and 303,121.44 is: 417,873.23
Step by Step Solution
- Step 1: Write the proportion equation
430,842.24 : 593,944.92 = 303,121.44 : x - Step 2: Convert to fraction form
430,842.24/593,944.92 = 303,121.44/x - Step 3: Cross multiply
430,842.24x = 593,944.92 × 303,121.44 - Step 4: Simplify right side
430,842.24x = 180,037,439,431.09 - Step 5: Solve for x
x = 180,037,439,431.09/430,842.24 - Step 6: Final answer
x = 417,873.23
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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.