Finding the Fourth Proportional to 277,643.76, 416,974.05 and 254,220.99
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Solution
The fourth proportional to 277,643.76, 416,974.05 and 254,220.99 is: 381,797.00
Step by Step Solution
- Step 1: Write the proportion equation
277,643.76 : 416,974.05 = 254,220.99 : x - Step 2: Convert to fraction form
277,643.76/416,974.05 = 254,220.99/x - Step 3: Cross multiply
277,643.76x = 416,974.05 × 254,220.99 - Step 4: Simplify right side
277,643.76x = 106,003,555,795.31 - Step 5: Solve for x
x = 106,003,555,795.31/277,643.76 - Step 6: Final answer
x = 381,797.00
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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.