Finding the Fourth Proportional to 348,635.75, 481,276.69 and 268,035.08
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Solution
The fourth proportional to 348,635.75, 481,276.69 and 268,035.08 is: 370,010.92
Step by Step Solution
- Step 1: Write the proportion equation
348,635.75 : 481,276.69 = 268,035.08 : x - Step 2: Convert to fraction form
348,635.75/481,276.69 = 268,035.08/x - Step 3: Cross multiply
348,635.75x = 481,276.69 × 268,035.08 - Step 4: Simplify right side
348,635.75x = 128,999,033,029.81 - Step 5: Solve for x
x = 128,999,033,029.81/348,635.75 - Step 6: Final answer
x = 370,010.92
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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.