Finding the Fourth Proportional to 446,588.12, 668,385.24 and 366,621.68
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Solution
The fourth proportional to 446,588.12, 668,385.24 and 366,621.68 is: 548,703.62
Step by Step Solution
- Step 1: Write the proportion equation
446,588.12 : 668,385.24 = 366,621.68 : x - Step 2: Convert to fraction form
446,588.12/668,385.24 = 366,621.68/x - Step 3: Cross multiply
446,588.12x = 668,385.24 × 366,621.68 - Step 4: Simplify right side
446,588.12x = 245,044,519,576.00 - Step 5: Solve for x
x = 245,044,519,576.00/446,588.12 - Step 6: Final answer
x = 548,703.62
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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.