Finding the Fourth Proportional to 603,343.08, 904,198.14 and 229,161.96
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Solution
The fourth proportional to 603,343.08, 904,198.14 and 229,161.96 is: 343,432.82
Step by Step Solution
- Step 1: Write the proportion equation
603,343.08 : 904,198.14 = 229,161.96 : x - Step 2: Convert to fraction form
603,343.08/904,198.14 = 229,161.96/x - Step 3: Cross multiply
603,343.08x = 904,198.14 × 229,161.96 - Step 4: Simplify right side
603,343.08x = 207,207,817,990.75 - Step 5: Solve for x
x = 207,207,817,990.75/603,343.08 - Step 6: Final answer
x = 343,432.82
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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.