Finding the Fourth Proportional to 323,901.19, 446,985.19 and 178,706.96
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Solution
The fourth proportional to 323,901.19, 446,985.19 and 178,706.96 is: 246,616.46
Step by Step Solution
- Step 1: Write the proportion equation
323,901.19 : 446,985.19 = 178,706.96 : x - Step 2: Convert to fraction form
323,901.19/446,985.19 = 178,706.96/x - Step 3: Cross multiply
323,901.19x = 446,985.19 × 178,706.96 - Step 4: Simplify right side
323,901.19x = 79,879,364,469.92 - Step 5: Solve for x
x = 79,879,364,469.92/323,901.19 - Step 6: Final answer
x = 246,616.46
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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.