Finding the Fourth Proportional to 246,855.56, 340,658.69 and 133,678.31
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Solution
The fourth proportional to 246,855.56, 340,658.69 and 133,678.31 is: 184,474.99
Step by Step Solution
- Step 1: Write the proportion equation
246,855.56 : 340,658.69 = 133,678.31 : x - Step 2: Convert to fraction form
246,855.56/340,658.69 = 133,678.31/x - Step 3: Cross multiply
246,855.56x = 340,658.69 × 133,678.31 - Step 4: Simplify right side
246,855.56x = 45,538,676,262.72 - Step 5: Solve for x
x = 45,538,676,262.72/246,855.56 - Step 6: Final answer
x = 184,474.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.