Finding the Fourth Proportional to 526,242.28, 789,167.46 and 189,190.96
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Solution
The fourth proportional to 526,242.28, 789,167.46 and 189,190.96 is: 283,715.99
Step by Step Solution
- Step 1: Write the proportion equation
526,242.28 : 789,167.46 = 189,190.96 : x - Step 2: Convert to fraction form
526,242.28/789,167.46 = 189,190.96/x - Step 3: Cross multiply
526,242.28x = 789,167.46 × 189,190.96 - Step 4: Simplify right side
526,242.28x = 149,303,349,358.16 - Step 5: Solve for x
x = 149,303,349,358.16/526,242.28 - Step 6: Final answer
x = 283,715.99
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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.