Finding the Fourth Proportional to 836,519.34, 1,154,403.98 and 454,546.12
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Solution
The fourth proportional to 836,519.34, 1,154,403.98 and 454,546.12 is: 627,277.61
Step by Step Solution
- Step 1: Write the proportion equation
836,519.34 : 1,154,403.98 = 454,546.12 : x - Step 2: Convert to fraction form
836,519.34/1,154,403.98 = 454,546.12/x - Step 3: Cross multiply
836,519.34x = 1,154,403.98 × 454,546.12 - Step 4: Simplify right side
836,519.34x = 524,729,850,021.56 - Step 5: Solve for x
x = 524,729,850,021.56/836,519.34 - Step 6: Final answer
x = 627,277.61
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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.