Finding the Fourth Proportional to 417,543.96, 625,757.58 and 217,444.26
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Solution
The fourth proportional to 417,543.96, 625,757.58 and 217,444.26 is: 325,875.61
Step by Step Solution
- Step 1: Write the proportion equation
417,543.96 : 625,757.58 = 217,444.26 : x - Step 2: Convert to fraction form
417,543.96/625,757.58 = 217,444.26/x - Step 3: Cross multiply
417,543.96x = 625,757.58 × 217,444.26 - Step 4: Simplify right side
417,543.96x = 136,067,393,922.49 - Step 5: Solve for x
x = 136,067,393,922.49/417,543.96 - Step 6: Final answer
x = 325,875.61
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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.