Finding the Fourth Proportional to 374,542.94, 516,869.01 and 202,460.90
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Solution
The fourth proportional to 374,542.94, 516,869.01 and 202,460.90 is: 279,395.90
Step by Step Solution
- Step 1: Write the proportion equation
374,542.94 : 516,869.01 = 202,460.90 : x - Step 2: Convert to fraction form
374,542.94/516,869.01 = 202,460.90/x - Step 3: Cross multiply
374,542.94x = 516,869.01 × 202,460.90 - Step 4: Simplify right side
374,542.94x = 104,645,764,464.20 - Step 5: Solve for x
x = 104,645,764,464.20/374,542.94 - Step 6: Final answer
x = 279,395.90
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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.