Finding the Fourth Proportional to 733,793.18, 1,012,392.41 and 443,295.99
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Solution
The fourth proportional to 733,793.18, 1,012,392.41 and 443,295.99 is: 611,602.16
Step by Step Solution
- Step 1: Write the proportion equation
733,793.18 : 1,012,392.41 = 443,295.99 : x - Step 2: Convert to fraction form
733,793.18/1,012,392.41 = 443,295.99/x - Step 3: Cross multiply
733,793.18x = 1,012,392.41 × 443,295.99 - Step 4: Simplify right side
733,793.18x = 448,789,493,442.96 - Step 5: Solve for x
x = 448,789,493,442.96/733,793.18 - Step 6: Final answer
x = 611,602.16
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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.