Finding the Fourth Proportional to 402,233.40, 603,350.10 and 121,750.65
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Solution
The fourth proportional to 402,233.40, 603,350.10 and 121,750.65 is: 182,625.98
Step by Step Solution
- Step 1: Write the proportion equation
402,233.40 : 603,350.10 = 121,750.65 : x - Step 2: Convert to fraction form
402,233.40/603,350.10 = 121,750.65/x - Step 3: Cross multiply
402,233.40x = 603,350.10 × 121,750.65 - Step 4: Simplify right side
402,233.40x = 73,458,266,852.57 - Step 5: Solve for x
x = 73,458,266,852.57/402,233.40 - Step 6: Final answer
x = 182,625.98
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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.