Finding the Fourth Proportional to 447,676.84, 671,791.74 and 181,439.56
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Solution
The fourth proportional to 447,676.84, 671,791.74 and 181,439.56 is: 272,271.39
Step by Step Solution
- Step 1: Write the proportion equation
447,676.84 : 671,791.74 = 181,439.56 : x - Step 2: Convert to fraction form
447,676.84/671,791.74 = 181,439.56/x - Step 3: Cross multiply
447,676.84x = 671,791.74 × 181,439.56 - Step 4: Simplify right side
447,676.84x = 121,889,597,717.23 - Step 5: Solve for x
x = 121,889,597,717.23/447,676.84 - Step 6: Final answer
x = 272,271.39
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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.