Finding the Fourth Proportional to 601,079.17, 829,489.23 and 329,163.69
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Solution
The fourth proportional to 601,079.17, 829,489.23 and 329,163.69 is: 454,245.88
Step by Step Solution
- Step 1: Write the proportion equation
601,079.17 : 829,489.23 = 329,163.69 : x - Step 2: Convert to fraction form
601,079.17/829,489.23 = 329,163.69/x - Step 3: Cross multiply
601,079.17x = 829,489.23 × 329,163.69 - Step 4: Simplify right side
601,079.17x = 273,037,735,762.06 - Step 5: Solve for x
x = 273,037,735,762.06/601,079.17 - Step 6: Final answer
x = 454,245.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.