Finding the Fourth Proportional to 658,059.53, 987,454.08 and 321,102.97
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Solution
The fourth proportional to 658,059.53, 987,454.08 and 321,102.97 is: 481,832.46
Step by Step Solution
- Step 1: Write the proportion equation
658,059.53 : 987,454.08 = 321,102.97 : x - Step 2: Convert to fraction form
658,059.53/987,454.08 = 321,102.97/x - Step 3: Cross multiply
658,059.53x = 987,454.08 × 321,102.97 - Step 4: Simplify right side
658,059.53x = 317,074,439,072.25 - Step 5: Solve for x
x = 317,074,439,072.25/658,059.53 - Step 6: Final answer
x = 481,832.46
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1.5x scale
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.