Finding the Fourth Proportional to 461,148.99, 691,821.96 and 161,647.84
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Solution
The fourth proportional to 461,148.99, 691,821.96 and 161,647.84 is: 242,506.28
Step by Step Solution
- Step 1: Write the proportion equation
461,148.99 : 691,821.96 = 161,647.84 : x - Step 2: Convert to fraction form
461,148.99/691,821.96 = 161,647.84/x - Step 3: Cross multiply
461,148.99x = 691,821.96 × 161,647.84 - Step 4: Simplify right side
461,148.99x = 111,831,525,498.57 - Step 5: Solve for x
x = 111,831,525,498.57/461,148.99 - Step 6: Final answer
x = 242,506.28
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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.