Finding the Fourth Proportional to 311,312.24, 466,939.17 and 100,952.00
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Solution
The fourth proportional to 311,312.24, 466,939.17 and 100,952.00 is: 151,418.53
Step by Step Solution
- Step 1: Write the proportion equation
311,312.24 : 466,939.17 = 100,952.00 : x - Step 2: Convert to fraction form
311,312.24/466,939.17 = 100,952.00/x - Step 3: Cross multiply
311,312.24x = 466,939.17 × 100,952.00 - Step 4: Simplify right side
311,312.24x = 47,138,440,755.14 - Step 5: Solve for x
x = 47,138,440,755.14/311,312.24 - Step 6: Final answer
x = 151,418.53
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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.