Finding the Fourth Proportional to 461,171.97, 687,173.24 and 410,865.50
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Solution
The fourth proportional to 461,171.97, 687,173.24 and 410,865.50 is: 612,213.64
Step by Step Solution
- Step 1: Write the proportion equation
461,171.97 : 687,173.24 = 410,865.50 : x - Step 2: Convert to fraction form
461,171.97/687,173.24 = 410,865.50/x - Step 3: Cross multiply
461,171.97x = 687,173.24 × 410,865.50 - Step 4: Simplify right side
461,171.97x = 282,335,771,349.03 - Step 5: Solve for x
x = 282,335,771,349.03/461,171.97 - Step 6: Final answer
x = 612,213.64
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.