Finding the Fourth Proportional to 299,244.12, 448,950.58 and 121,878.42
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Solution
The fourth proportional to 299,244.12, 448,950.58 and 121,878.42 is: 182,852.01
Step by Step Solution
- Step 1: Write the proportion equation
299,244.12 : 448,950.58 = 121,878.42 : x - Step 2: Convert to fraction form
299,244.12/448,950.58 = 121,878.42/x - Step 3: Cross multiply
299,244.12x = 448,950.58 × 121,878.42 - Step 4: Simplify right side
299,244.12x = 54,717,387,348.48 - Step 5: Solve for x
x = 54,717,387,348.48/299,244.12 - Step 6: Final answer
x = 182,852.01
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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.