Finding the Fourth Proportional to 1,027,324.40, 1,541,101.80 and 317,346.80
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Solution
The fourth proportional to 1,027,324.40, 1,541,101.80 and 317,346.80 is: 476,055.79
Step by Step Solution
- Step 1: Write the proportion equation
1,027,324.40 : 1,541,101.80 = 317,346.80 : x - Step 2: Convert to fraction form
1,027,324.40/1,541,101.80 = 317,346.80/x - Step 3: Cross multiply
1,027,324.40x = 1,541,101.80 × 317,346.80 - Step 4: Simplify right side
1,027,324.40x = 489,063,724,704.24 - Step 5: Solve for x
x = 489,063,724,704.24/1,027,324.40 - Step 6: Final answer
x = 476,055.79
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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.