Finding the Fourth Proportional to 524,290.92, 782,880.26 and 416,464.53
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Solution
The fourth proportional to 524,290.92, 782,880.26 and 416,464.53 is: 621,872.03
Step by Step Solution
- Step 1: Write the proportion equation
524,290.92 : 782,880.26 = 416,464.53 : x - Step 2: Convert to fraction form
524,290.92/782,880.26 = 416,464.53/x - Step 3: Cross multiply
524,290.92x = 782,880.26 × 416,464.53 - Step 4: Simplify right side
524,290.92x = 326,041,859,527.18 - Step 5: Solve for x
x = 326,041,859,527.18/524,290.92 - Step 6: Final answer
x = 621,872.03
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.