Finding the Fourth Proportional to 941,559.18, 1,299,336.35 and 511,850.13
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Solution
The fourth proportional to 941,559.18, 1,299,336.35 and 511,850.13 is: 706,344.85
Step by Step Solution
- Step 1: Write the proportion equation
941,559.18 : 1,299,336.35 = 511,850.13 : x - Step 2: Convert to fraction form
941,559.18/1,299,336.35 = 511,850.13/x - Step 3: Cross multiply
941,559.18x = 1,299,336.35 × 511,850.13 - Step 4: Simplify right side
941,559.18x = 665,065,479,661.23 - Step 5: Solve for x
x = 665,065,479,661.23/941,559.18 - Step 6: Final answer
x = 706,344.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.