Finding the Fourth Proportional to 1,064,268.10, 1,596,596.55 and 433,245.70
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Solution
The fourth proportional to 1,064,268.10, 1,596,596.55 and 433,245.70 is: 649,947.69
Step by Step Solution
- Step 1: Write the proportion equation
1,064,268.10 : 1,596,596.55 = 433,245.70 : x - Step 2: Convert to fraction form
1,064,268.10/1,596,596.55 = 433,245.70/x - Step 3: Cross multiply
1,064,268.10x = 1,596,596.55 × 433,245.70 - Step 4: Simplify right side
1,064,268.10x = 691,718,589,922.34 - Step 5: Solve for x
x = 691,718,589,922.34/1,064,268.10 - Step 6: Final answer
x = 649,947.69
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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.