Finding the Fourth Proportional to 351,329.52, 526,939.44 and 114,619.68
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Solution
The fourth proportional to 351,329.52, 526,939.44 and 114,619.68 is: 171,911.63
Step by Step Solution
- Step 1: Write the proportion equation
351,329.52 : 526,939.44 = 114,619.68 : x - Step 2: Convert to fraction form
351,329.52/526,939.44 = 114,619.68/x - Step 3: Cross multiply
351,329.52x = 526,939.44 × 114,619.68 - Step 4: Simplify right side
351,329.52x = 60,397,629,992.18 - Step 5: Solve for x
x = 60,397,629,992.18/351,329.52 - Step 6: Final answer
x = 171,911.63
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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.