Finding the Fourth Proportional to 351,010.40, 526,515.60 and 201,711.20
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Solution
The fourth proportional to 351,010.40, 526,515.60 and 201,711.20 is: 302,566.80
Step by Step Solution
- Step 1: Write the proportion equation
351,010.40 : 526,515.60 = 201,711.20 : x - Step 2: Convert to fraction form
351,010.40/526,515.60 = 201,711.20/x - Step 3: Cross multiply
351,010.40x = 526,515.60 × 201,711.20 - Step 4: Simplify right side
351,010.40x = 106,204,093,494.72 - Step 5: Solve for x
x = 106,204,093,494.72/351,010.40 - Step 6: Final answer
x = 302,566.80
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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.