Finding the Fourth Proportional to 577,274.87, 796,640.48 and 322,626.05
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Solution
The fourth proportional to 577,274.87, 796,640.48 and 322,626.05 is: 445,224.59
Step by Step Solution
- Step 1: Write the proportion equation
577,274.87 : 796,640.48 = 322,626.05 : x - Step 2: Convert to fraction form
577,274.87/796,640.48 = 322,626.05/x - Step 3: Cross multiply
577,274.87x = 796,640.48 × 322,626.05 - Step 4: Simplify right side
577,274.87x = 257,016,969,719.37 - Step 5: Solve for x
x = 257,016,969,719.37/577,274.87 - Step 6: Final answer
x = 445,224.59
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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.