Finding the Fourth Proportional to 417,682.68, 626,524.02 and 102,135.84
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Solution
The fourth proportional to 417,682.68, 626,524.02 and 102,135.84 is: 153,203.76
Step by Step Solution
- Step 1: Write the proportion equation
417,682.68 : 626,524.02 = 102,135.84 : x - Step 2: Convert to fraction form
417,682.68/626,524.02 = 102,135.84/x - Step 3: Cross multiply
417,682.68x = 626,524.02 × 102,135.84 - Step 4: Simplify right side
417,682.68x = 63,990,557,062.88 - Step 5: Solve for x
x = 63,990,557,062.88/417,682.68 - Step 6: Final answer
x = 153,203.76
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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.