Finding the Fourth Proportional to 417,530.91, 576,199.37 and 226,544.31
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Solution
The fourth proportional to 417,530.91, 576,199.37 and 226,544.31 is: 312,634.79
Step by Step Solution
- Step 1: Write the proportion equation
417,530.91 : 576,199.37 = 226,544.31 : x - Step 2: Convert to fraction form
417,530.91/576,199.37 = 226,544.31/x - Step 3: Cross multiply
417,530.91x = 576,199.37 × 226,544.31 - Step 4: Simplify right side
417,530.91x = 130,534,687,566.36 - Step 5: Solve for x
x = 130,534,687,566.36/417,530.91 - Step 6: Final answer
x = 312,634.79
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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.