Finding the Fourth Proportional to 562,438.92, 776,163.66 and 304,315.08
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Solution
The fourth proportional to 562,438.92, 776,163.66 and 304,315.08 is: 419,953.70
Step by Step Solution
- Step 1: Write the proportion equation
562,438.92 : 776,163.66 = 304,315.08 : x - Step 2: Convert to fraction form
562,438.92/776,163.66 = 304,315.08/x - Step 3: Cross multiply
562,438.92x = 776,163.66 × 304,315.08 - Step 4: Simplify right side
562,438.92x = 236,198,306,285.99 - Step 5: Solve for x
x = 236,198,306,285.99/562,438.92 - Step 6: Final answer
x = 419,953.70
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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.