Finding the Fourth Proportional to 540,475.87, 810,747.24 and 180,679.09
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Solution
The fourth proportional to 540,475.87, 810,747.24 and 180,679.09 is: 271,029.81
Step by Step Solution
- Step 1: Write the proportion equation
540,475.87 : 810,747.24 = 180,679.09 : x - Step 2: Convert to fraction form
540,475.87/810,747.24 = 180,679.09/x - Step 3: Cross multiply
540,475.87x = 810,747.24 × 180,679.09 - Step 4: Simplify right side
540,475.87x = 146,485,073,543.21 - Step 5: Solve for x
x = 146,485,073,543.21/540,475.87 - Step 6: Final answer
x = 271,029.81
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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.