Finding the Fourth Proportional to 480,976.33, 720,906.81 and 181,264.99
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Solution
The fourth proportional to 480,976.33, 720,906.81 and 181,264.99 is: 271,687.31
Step by Step Solution
- Step 1: Write the proportion equation
480,976.33 : 720,906.81 = 181,264.99 : x - Step 2: Convert to fraction form
480,976.33/720,906.81 = 181,264.99/x - Step 3: Cross multiply
480,976.33x = 720,906.81 × 181,264.99 - Step 4: Simplify right side
480,976.33x = 130,675,165,705.58 - Step 5: Solve for x
x = 130,675,165,705.58/480,976.33 - Step 6: Final answer
x = 271,687.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.