Finding the Fourth Proportional to 372,710.16, 514,342.44 and 202,944.96
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Solution
The fourth proportional to 372,710.16, 514,342.44 and 202,944.96 is: 280,065.36
Step by Step Solution
- Step 1: Write the proportion equation
372,710.16 : 514,342.44 = 202,944.96 : x - Step 2: Convert to fraction form
372,710.16/514,342.44 = 202,944.96/x - Step 3: Cross multiply
372,710.16x = 514,342.44 × 202,944.96 - Step 4: Simplify right side
372,710.16x = 104,383,205,912.10 - Step 5: Solve for x
x = 104,383,205,912.10/372,710.16 - Step 6: Final answer
x = 280,065.36
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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.