Finding the Fourth Proportional to 324,476.96, 486,840.09 and 228,506.28
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Solution
The fourth proportional to 324,476.96, 486,840.09 and 228,506.28 is: 342,847.19
Step by Step Solution
- Step 1: Write the proportion equation
324,476.96 : 486,840.09 = 228,506.28 : x - Step 2: Convert to fraction form
324,476.96/486,840.09 = 228,506.28/x - Step 3: Cross multiply
324,476.96x = 486,840.09 × 228,506.28 - Step 4: Simplify right side
324,476.96x = 111,246,014,344.03 - Step 5: Solve for x
x = 111,246,014,344.03/324,476.96 - Step 6: Final answer
x = 342,847.19
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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.