Finding the Fourth Proportional to 311,034.16, 466,625.28 and 100,672.08
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Solution
The fourth proportional to 311,034.16, 466,625.28 and 100,672.08 is: 151,032.08
Step by Step Solution
- Step 1: Write the proportion equation
311,034.16 : 466,625.28 = 100,672.08 : x - Step 2: Convert to fraction form
311,034.16/466,625.28 = 100,672.08/x - Step 3: Cross multiply
311,034.16x = 466,625.28 × 100,672.08 - Step 4: Simplify right side
311,034.16x = 46,976,137,518.18 - Step 5: Solve for x
x = 46,976,137,518.18/311,034.16 - Step 6: Final answer
x = 151,032.08
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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.