Finding the Fourth Proportional to 502,105.24, 753,163.98 and 147,126.44
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Solution
The fourth proportional to 502,105.24, 753,163.98 and 147,126.44 is: 220,691.45
Step by Step Solution
- Step 1: Write the proportion equation
502,105.24 : 753,163.98 = 147,126.44 : x - Step 2: Convert to fraction form
502,105.24/753,163.98 = 147,126.44/x - Step 3: Cross multiply
502,105.24x = 753,163.98 × 147,126.44 - Step 4: Simplify right side
502,105.24x = 110,810,335,113.63 - Step 5: Solve for x
x = 110,810,335,113.63/502,105.24 - Step 6: Final answer
x = 220,691.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.