Finding the Fourth Proportional to 323,356.96, 446,072.16 and 216,070.84
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Solution
The fourth proportional to 323,356.96, 446,072.16 and 216,070.84 is: 298,070.55
Step by Step Solution
- Step 1: Write the proportion equation
323,356.96 : 446,072.16 = 216,070.84 : x - Step 2: Convert to fraction form
323,356.96/446,072.16 = 216,070.84/x - Step 3: Cross multiply
323,356.96x = 446,072.16 × 216,070.84 - Step 4: Simplify right side
323,356.96x = 96,383,186,311.81 - Step 5: Solve for x
x = 96,383,186,311.81/323,356.96 - Step 6: Final answer
x = 298,070.55
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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.