Finding the Fourth Proportional to 1,090,367.80, 1,635,551.70 and 332,207.80
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Solution
The fourth proportional to 1,090,367.80, 1,635,551.70 and 332,207.80 is: 498,311.70
Step by Step Solution
- Step 1: Write the proportion equation
1,090,367.80 : 1,635,551.70 = 332,207.80 : x - Step 2: Convert to fraction form
1,090,367.80/1,635,551.70 = 332,207.80/x - Step 3: Cross multiply
1,090,367.80x = 1,635,551.70 × 332,207.80 - Step 4: Simplify right side
1,090,367.80x = 543,343,032,043.26 - Step 5: Solve for x
x = 543,343,032,043.26/1,090,367.80 - Step 6: Final answer
x = 498,311.70
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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.