Finding the Fourth Proportional to 324,452.68, 486,735.06 and 144,602.00
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Solution
The fourth proportional to 324,452.68, 486,735.06 and 144,602.00 is: 216,927.98
Step by Step Solution
- Step 1: Write the proportion equation
324,452.68 : 486,735.06 = 144,602.00 : x - Step 2: Convert to fraction form
324,452.68/486,735.06 = 144,602.00/x - Step 3: Cross multiply
324,452.68x = 486,735.06 × 144,602.00 - Step 4: Simplify right side
324,452.68x = 70,382,863,079.96 - Step 5: Solve for x
x = 70,382,863,079.96/324,452.68 - Step 6: Final answer
x = 216,927.98
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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.