Finding the Fourth Proportional to 311,025.06, 466,532.01 and 100,663.20
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Solution
The fourth proportional to 311,025.06, 466,532.01 and 100,663.20 is: 150,992.99
Step by Step Solution
- Step 1: Write the proportion equation
311,025.06 : 466,532.01 = 100,663.20 : x - Step 2: Convert to fraction form
311,025.06/466,532.01 = 100,663.20/x - Step 3: Cross multiply
311,025.06x = 466,532.01 × 100,663.20 - Step 4: Simplify right side
311,025.06x = 46,962,605,029.03 - Step 5: Solve for x
x = 46,962,605,029.03/311,025.06 - Step 6: Final answer
x = 150,992.99
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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.