Finding the Fourth Proportional to 417,750.21, 576,496.85 and 226,763.75
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Solution
The fourth proportional to 417,750.21, 576,496.85 and 226,763.75 is: 312,934.82
Step by Step Solution
- Step 1: Write the proportion equation
417,750.21 : 576,496.85 = 226,763.75 : x - Step 2: Convert to fraction form
417,750.21/576,496.85 = 226,763.75/x - Step 3: Cross multiply
417,750.21x = 576,496.85 × 226,763.75 - Step 4: Simplify right side
417,750.21x = 130,728,587,876.61 - Step 5: Solve for x
x = 130,728,587,876.61/417,750.21 - Step 6: Final answer
x = 312,934.82
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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.