Finding the Fourth Proportional to 576,152.11, 864,613.89 and 239,193.05
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Solution
The fourth proportional to 576,152.11, 864,613.89 and 239,193.05 is: 358,949.70
Step by Step Solution
- Step 1: Write the proportion equation
576,152.11 : 864,613.89 = 239,193.05 : x - Step 2: Convert to fraction form
576,152.11/864,613.89 = 239,193.05/x - Step 3: Cross multiply
576,152.11x = 864,613.89 × 239,193.05 - Step 4: Simplify right side
576,152.11x = 206,809,627,902.43 - Step 5: Solve for x
x = 206,809,627,902.43/576,152.11 - Step 6: Final answer
x = 358,949.70
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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.