Finding the Fourth Proportional to 1,462,152.70, 2,193,229.05 and 397,326.70
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Solution
The fourth proportional to 1,462,152.70, 2,193,229.05 and 397,326.70 is: 595,990.05
Step by Step Solution
- Step 1: Write the proportion equation
1,462,152.70 : 2,193,229.05 = 397,326.70 : x - Step 2: Convert to fraction form
1,462,152.70/2,193,229.05 = 397,326.70/x - Step 3: Cross multiply
1,462,152.70x = 2,193,229.05 × 397,326.70 - Step 4: Simplify right side
1,462,152.70x = 871,428,460,780.64 - Step 5: Solve for x
x = 871,428,460,780.64/1,462,152.70 - Step 6: Final answer
x = 595,990.05
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1.5x scale
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.