Finding the Fourth Proportional to 372,708.82, 514,335.99 and 202,942.54
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Solution
The fourth proportional to 372,708.82, 514,335.99 and 202,942.54 is: 280,059.52
Step by Step Solution
- Step 1: Write the proportion equation
372,708.82 : 514,335.99 = 202,942.54 : x - Step 2: Convert to fraction form
372,708.82/514,335.99 = 202,942.54/x - Step 3: Cross multiply
372,708.82x = 514,335.99 × 202,942.54 - Step 4: Simplify right side
372,708.82x = 104,380,652,224.02 - Step 5: Solve for x
x = 104,380,652,224.02/372,708.82 - Step 6: Final answer
x = 280,059.52
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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.