Finding the Fourth Proportional to 650,556.44, 898,318.99 and 408,916.84
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Solution
The fourth proportional to 650,556.44, 898,318.99 and 408,916.84 is: 564,651.64
Step by Step Solution
- Step 1: Write the proportion equation
650,556.44 : 898,318.99 = 408,916.84 : x - Step 2: Convert to fraction form
650,556.44/898,318.99 = 408,916.84/x - Step 3: Cross multiply
650,556.44x = 898,318.99 × 408,916.84 - Step 4: Simplify right side
650,556.44x = 367,337,762,702.79 - Step 5: Solve for x
x = 367,337,762,702.79/650,556.44 - Step 6: Final answer
x = 564,651.64
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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.