Finding the Fourth Proportional to 325,790.24, 449,127.96 and 239,596.88
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Solution
The fourth proportional to 325,790.24, 449,127.96 and 239,596.88 is: 330,303.50
Step by Step Solution
- Step 1: Write the proportion equation
325,790.24 : 449,127.96 = 239,596.88 : x - Step 2: Convert to fraction form
325,790.24/449,127.96 = 239,596.88/x - Step 3: Cross multiply
325,790.24x = 449,127.96 × 239,596.88 - Step 4: Simplify right side
325,790.24x = 107,609,657,936.77 - Step 5: Solve for x
x = 107,609,657,936.77/325,790.24 - Step 6: Final answer
x = 330,303.50
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1.5x scale
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.