Finding the Fourth Proportional to 579,340.68, 799,489.08 and 324,691.80
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Solution
The fourth proportional to 579,340.68, 799,489.08 and 324,691.80 is: 448,074.09
Step by Step Solution
- Step 1: Write the proportion equation
579,340.68 : 799,489.08 = 324,691.80 : x - Step 2: Convert to fraction form
579,340.68/799,489.08 = 324,691.80/x - Step 3: Cross multiply
579,340.68x = 799,489.08 × 324,691.80 - Step 4: Simplify right side
579,340.68x = 259,587,548,465.54 - Step 5: Solve for x
x = 259,587,548,465.54/579,340.68 - Step 6: Final answer
x = 448,074.09
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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.