Finding the Fourth Proportional to 480,763.08, 663,473.11 and 276,808.92
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Solution
The fourth proportional to 480,763.08, 663,473.11 and 276,808.92 is: 382,007.86
Step by Step Solution
- Step 1: Write the proportion equation
480,763.08 : 663,473.11 = 276,808.92 : x - Step 2: Convert to fraction form
480,763.08/663,473.11 = 276,808.92/x - Step 3: Cross multiply
480,763.08x = 663,473.11 × 276,808.92 - Step 4: Simplify right side
480,763.08x = 183,655,275,028.14 - Step 5: Solve for x
x = 183,655,275,028.14/480,763.08 - Step 6: Final answer
x = 382,007.86
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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.