Finding the Fourth Proportional to 416,237.12, 574,407.69 and 225,250.54
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Solution
The fourth proportional to 416,237.12, 574,407.69 and 225,250.54 is: 310,846.00
Step by Step Solution
- Step 1: Write the proportion equation
416,237.12 : 574,407.69 = 225,250.54 : x - Step 2: Convert to fraction form
416,237.12/574,407.69 = 225,250.54/x - Step 3: Cross multiply
416,237.12x = 574,407.69 × 225,250.54 - Step 4: Simplify right side
416,237.12x = 129,385,642,352.65 - Step 5: Solve for x
x = 129,385,642,352.65/416,237.12 - Step 6: Final answer
x = 310,846.00
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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.