Finding the Fourth Proportional to 364,278.18, 543,567.96 and 326,452.80
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Solution
The fourth proportional to 364,278.18, 543,567.96 and 326,452.80 is: 487,125.75
Step by Step Solution
- Step 1: Write the proportion equation
364,278.18 : 543,567.96 = 326,452.80 : x - Step 2: Convert to fraction form
364,278.18/543,567.96 = 326,452.80/x - Step 3: Cross multiply
364,278.18x = 543,567.96 × 326,452.80 - Step 4: Simplify right side
364,278.18x = 177,449,282,532.29 - Step 5: Solve for x
x = 177,449,282,532.29/364,278.18 - Step 6: Final answer
x = 487,125.75
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.