Finding the Fourth Proportional to 374,426.99, 516,709.44 and 213,297.14
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Solution
The fourth proportional to 374,426.99, 516,709.44 and 213,297.14 is: 294,350.15
Step by Step Solution
- Step 1: Write the proportion equation
374,426.99 : 516,709.44 = 213,297.14 : x - Step 2: Convert to fraction form
374,426.99/516,709.44 = 213,297.14/x - Step 3: Cross multiply
374,426.99x = 516,709.44 × 213,297.14 - Step 4: Simplify right side
374,426.99x = 110,212,642,112.97 - Step 5: Solve for x
x = 110,212,642,112.97/374,426.99 - Step 6: Final answer
x = 294,350.15
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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.