Finding the Fourth Proportional to 348,376.53, 522,797.67 and 126,760.53
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Solution
The fourth proportional to 348,376.53, 522,797.67 and 126,760.53 is: 190,225.53
Step by Step Solution
- Step 1: Write the proportion equation
348,376.53 : 522,797.67 = 126,760.53 : x - Step 2: Convert to fraction form
348,376.53/522,797.67 = 126,760.53/x - Step 3: Cross multiply
348,376.53x = 522,797.67 × 126,760.53 - Step 4: Simplify right side
348,376.53x = 66,270,109,731.97 - Step 5: Solve for x
x = 66,270,109,731.97/348,376.53 - Step 6: Final answer
x = 190,225.53
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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.