Finding the Fourth Proportional to 417,469.57, 576,108.21 and 226,482.91
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Solution
The fourth proportional to 417,469.57, 576,108.21 and 226,482.91 is: 312,546.52
Step by Step Solution
- Step 1: Write the proportion equation
417,469.57 : 576,108.21 = 226,482.91 : x - Step 2: Convert to fraction form
417,469.57/576,108.21 = 226,482.91/x - Step 3: Cross multiply
417,469.57x = 576,108.21 × 226,482.91 - Step 4: Simplify right side
417,469.57x = 130,478,660,995.15 - Step 5: Solve for x
x = 130,478,660,995.15/417,469.57 - Step 6: Final answer
x = 312,546.52
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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.