Finding the Fourth Proportional to 276,001.26, 413,704.35 and 133,545.66
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Solution
The fourth proportional to 276,001.26, 413,704.35 and 133,545.66 is: 200,174.52
Step by Step Solution
- Step 1: Write the proportion equation
276,001.26 : 413,704.35 = 133,545.66 : x - Step 2: Convert to fraction form
276,001.26/413,704.35 = 133,545.66/x - Step 3: Cross multiply
276,001.26x = 413,704.35 × 133,545.66 - Step 4: Simplify right side
276,001.26x = 55,248,420,465.62 - Step 5: Solve for x
x = 55,248,420,465.62/276,001.26 - Step 6: Final answer
x = 200,174.52
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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.