Finding the Fourth Proportional to 492,984.21, 739,558.02 and 173,053.10
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Solution
The fourth proportional to 492,984.21, 739,558.02 and 173,053.10 is: 259,608.32
Step by Step Solution
- Step 1: Write the proportion equation
492,984.21 : 739,558.02 = 173,053.10 : x - Step 2: Convert to fraction form
492,984.21/739,558.02 = 173,053.10/x - Step 3: Cross multiply
492,984.21x = 739,558.02 × 173,053.10 - Step 4: Simplify right side
492,984.21x = 127,982,804,293.07 - Step 5: Solve for x
x = 127,982,804,293.07/492,984.21 - Step 6: Final answer
x = 259,608.32
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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.