Finding the Fourth Proportional to 351,277.66, 526,917.84 and 85,037.75
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Solution
The fourth proportional to 351,277.66, 526,917.84 and 85,037.75 is: 127,556.95
Step by Step Solution
- Step 1: Write the proportion equation
351,277.66 : 526,917.84 = 85,037.75 : x - Step 2: Convert to fraction form
351,277.66/526,917.84 = 85,037.75/x - Step 3: Cross multiply
351,277.66x = 526,917.84 × 85,037.75 - Step 4: Simplify right side
351,277.66x = 44,807,907,548.46 - Step 5: Solve for x
x = 44,807,907,548.46/351,277.66 - Step 6: Final answer
x = 127,556.95
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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.