Finding the Fourth Proportional to 351,241.62, 526,438.16 and 171,057.05
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Solution
The fourth proportional to 351,241.62, 526,438.16 and 171,057.05 is: 256,378.95
Step by Step Solution
- Step 1: Write the proportion equation
351,241.62 : 526,438.16 = 171,057.05 : x - Step 2: Convert to fraction form
351,241.62/526,438.16 = 171,057.05/x - Step 3: Cross multiply
351,241.62x = 526,438.16 × 171,057.05 - Step 4: Simplify right side
351,241.62x = 90,050,958,266.26 - Step 5: Solve for x
x = 90,050,958,266.26/351,241.62 - Step 6: Final answer
x = 256,378.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.