Finding the Fourth Proportional to 483,554.64, 667,292.14 and 268,689.18
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Solution
The fourth proportional to 483,554.64, 667,292.14 and 268,689.18 is: 370,783.70
Step by Step Solution
- Step 1: Write the proportion equation
483,554.64 : 667,292.14 = 268,689.18 : x - Step 2: Convert to fraction form
483,554.64/667,292.14 = 268,689.18/x - Step 3: Cross multiply
483,554.64x = 667,292.14 × 268,689.18 - Step 4: Simplify right side
483,554.64x = 179,294,177,917.05 - Step 5: Solve for x
x = 179,294,177,917.05/483,554.64 - Step 6: Final answer
x = 370,783.70
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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.