Finding the Fourth Proportional to 366,996.64, 506,475.84 and 276,189.52
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Solution
The fourth proportional to 366,996.64, 506,475.84 and 276,189.52 is: 381,156.95
Step by Step Solution
- Step 1: Write the proportion equation
366,996.64 : 506,475.84 = 276,189.52 : x - Step 2: Convert to fraction form
366,996.64/506,475.84 = 276,189.52/x - Step 3: Cross multiply
366,996.64x = 506,475.84 × 276,189.52 - Step 4: Simplify right side
366,996.64x = 139,883,319,141.20 - Step 5: Solve for x
x = 139,883,319,141.20/366,996.64 - Step 6: Final answer
x = 381,156.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.