Finding the Fourth Proportional to 397,108.17, 595,534.68 and 130,797.18
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Solution
The fourth proportional to 397,108.17, 595,534.68 and 130,797.18 is: 196,153.75
Step by Step Solution
- Step 1: Write the proportion equation
397,108.17 : 595,534.68 = 130,797.18 : x - Step 2: Convert to fraction form
397,108.17/595,534.68 = 130,797.18/x - Step 3: Cross multiply
397,108.17x = 595,534.68 × 130,797.18 - Step 4: Simplify right side
397,108.17x = 77,894,256,736.20 - Step 5: Solve for x
x = 77,894,256,736.20/397,108.17 - Step 6: Final answer
x = 196,153.75
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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.