Finding the Fourth Proportional to 299,125.12, 448,297.26 and 121,424.08
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Solution
The fourth proportional to 299,125.12, 448,297.26 and 121,424.08 is: 181,977.64
Step by Step Solution
- Step 1: Write the proportion equation
299,125.12 : 448,297.26 = 121,424.08 : x - Step 2: Convert to fraction form
299,125.12/448,297.26 = 121,424.08/x - Step 3: Cross multiply
299,125.12x = 448,297.26 × 121,424.08 - Step 4: Simplify right side
299,125.12x = 54,434,082,362.02 - Step 5: Solve for x
x = 54,434,082,362.02/299,125.12 - Step 6: Final answer
x = 181,977.64
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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.