Finding the Fourth Proportional to 863,326.81, 1,192,143.18 and 541,589.95
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Solution
The fourth proportional to 863,326.81, 1,192,143.18 and 541,589.95 is: 747,866.00
Step by Step Solution
- Step 1: Write the proportion equation
863,326.81 : 1,192,143.18 = 541,589.95 : x - Step 2: Convert to fraction form
863,326.81/1,192,143.18 = 541,589.95/x - Step 3: Cross multiply
863,326.81x = 1,192,143.18 × 541,589.95 - Step 4: Simplify right side
863,326.81x = 645,652,765,249.04 - Step 5: Solve for x
x = 645,652,765,249.04/863,326.81 - Step 6: Final answer
x = 747,866.00
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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.