Finding the Fourth Proportional to 417,697.06, 576,422.37 and 226,710.49
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Solution
The fourth proportional to 417,697.06, 576,422.37 and 226,710.49 is: 312,860.70
Step by Step Solution
- Step 1: Write the proportion equation
417,697.06 : 576,422.37 = 226,710.49 : x - Step 2: Convert to fraction form
417,697.06/576,422.37 = 226,710.49/x - Step 3: Cross multiply
417,697.06x = 576,422.37 × 226,710.49 - Step 4: Simplify right side
417,697.06x = 130,680,993,934.00 - Step 5: Solve for x
x = 130,680,993,934.00/417,697.06 - Step 6: Final answer
x = 312,860.70
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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.