Finding the Fourth Proportional to 1,444,425.60, 2,165,311.56 and 497,571.24
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Solution
The fourth proportional to 1,444,425.60, 2,165,311.56 and 497,571.24 is: 745,899.79
Step by Step Solution
- Step 1: Write the proportion equation
1,444,425.60 : 2,165,311.56 = 497,571.24 : x - Step 2: Convert to fraction form
1,444,425.60/2,165,311.56 = 497,571.24/x - Step 3: Cross multiply
1,444,425.60x = 2,165,311.56 × 497,571.24 - Step 4: Simplify right side
1,444,425.60x = 1,077,396,757,895.53 - Step 5: Solve for x
x = 1,077,396,757,895.53/1,444,425.60 - Step 6: Final answer
x = 745,899.79
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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.