Finding the Fourth Proportional to 372,674.96, 514,274.28 and 202,908.56
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Solution
The fourth proportional to 372,674.96, 514,274.28 and 202,908.56 is: 280,004.47
Step by Step Solution
- Step 1: Write the proportion equation
372,674.96 : 514,274.28 = 202,908.56 : x - Step 2: Convert to fraction form
372,674.96/514,274.28 = 202,908.56/x - Step 3: Cross multiply
372,674.96x = 514,274.28 × 202,908.56 - Step 4: Simplify right side
372,674.96x = 104,350,653,599.84 - Step 5: Solve for x
x = 104,350,653,599.84/372,674.96 - Step 6: Final answer
x = 280,004.47
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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.