Finding the Fourth Proportional to 579,344.68, 799,494.60 and 324,695.80
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Solution
The fourth proportional to 579,344.68, 799,494.60 and 324,695.80 is: 448,079.61
Step by Step Solution
- Step 1: Write the proportion equation
579,344.68 : 799,494.60 = 324,695.80 : x - Step 2: Convert to fraction form
579,344.68/799,494.60 = 324,695.80/x - Step 3: Cross multiply
579,344.68x = 799,494.60 × 324,695.80 - Step 4: Simplify right side
579,344.68x = 259,592,538,742.68 - Step 5: Solve for x
x = 259,592,538,742.68/579,344.68 - Step 6: Final answer
x = 448,079.61
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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.