Finding the Fourth Proportional to 374,481.99, 516,727.33 and 213,316.56
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Solution
The fourth proportional to 374,481.99, 516,727.33 and 213,316.56 is: 294,343.92
Step by Step Solution
- Step 1: Write the proportion equation
374,481.99 : 516,727.33 = 213,316.56 : x - Step 2: Convert to fraction form
374,481.99/516,727.33 = 213,316.56/x - Step 3: Cross multiply
374,481.99x = 516,727.33 × 213,316.56 - Step 4: Simplify right side
374,481.99x = 110,226,496,493.59 - Step 5: Solve for x
x = 110,226,496,493.59/374,481.99 - Step 6: Final answer
x = 294,343.92
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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.