Finding the Fourth Proportional to 225,739.98, 338,855.40 and 169,740.63
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Solution
The fourth proportional to 225,739.98, 338,855.40 and 169,740.63 is: 254,795.49
Step by Step Solution
- Step 1: Write the proportion equation
225,739.98 : 338,855.40 = 169,740.63 : x - Step 2: Convert to fraction form
225,739.98/338,855.40 = 169,740.63/x - Step 3: Cross multiply
225,739.98x = 338,855.40 × 169,740.63 - Step 4: Simplify right side
225,739.98x = 57,517,529,074.90 - Step 5: Solve for x
x = 57,517,529,074.90/225,739.98 - Step 6: Final answer
x = 254,795.49
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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.