Finding the Fourth Proportional to 417,570.99, 626,049.79 and 133,097.77
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Solution
The fourth proportional to 417,570.99, 626,049.79 and 133,097.77 is: 199,548.90
Step by Step Solution
- Step 1: Write the proportion equation
417,570.99 : 626,049.79 = 133,097.77 : x - Step 2: Convert to fraction form
417,570.99/626,049.79 = 133,097.77/x - Step 3: Cross multiply
417,570.99x = 626,049.79 × 133,097.77 - Step 4: Simplify right side
417,570.99x = 83,325,830,957.97 - Step 5: Solve for x
x = 83,325,830,957.97/417,570.99 - Step 6: Final answer
x = 199,548.90
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1.5x scale
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.