Finding the Fourth Proportional to 480,901.26, 663,693.57 and 276,959.46
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Solution
The fourth proportional to 480,901.26, 663,693.57 and 276,959.46 is: 382,232.75
Step by Step Solution
- Step 1: Write the proportion equation
480,901.26 : 663,693.57 = 276,959.46 : x - Step 2: Convert to fraction form
480,901.26/663,693.57 = 276,959.46/x - Step 3: Cross multiply
480,901.26x = 663,693.57 × 276,959.46 - Step 4: Simplify right side
480,901.26x = 183,816,212,752.67 - Step 5: Solve for x
x = 183,816,212,752.67/480,901.26 - Step 6: Final answer
x = 382,232.75
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1.5x scale
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.