Finding the Fourth Proportional to 417,645.53, 576,267.47 and 254,192.56
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Solution
The fourth proportional to 417,645.53, 576,267.47 and 254,192.56 is: 350,734.99
Step by Step Solution
- Step 1: Write the proportion equation
417,645.53 : 576,267.47 = 254,192.56 : x - Step 2: Convert to fraction form
417,645.53/576,267.47 = 254,192.56/x - Step 3: Cross multiply
417,645.53x = 576,267.47 × 254,192.56 - Step 4: Simplify right side
417,645.53x = 146,482,900,732.39 - Step 5: Solve for x
x = 146,482,900,732.39/417,645.53 - Step 6: Final answer
x = 350,734.99
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1.5x scale
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.