Finding the Fourth Proportional to 804,971.05, 1,207,456.58 and 243,932.65
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Solution
The fourth proportional to 804,971.05, 1,207,456.58 and 243,932.65 is: 365,898.98
Step by Step Solution
- Step 1: Write the proportion equation
804,971.05 : 1,207,456.58 = 243,932.65 : x - Step 2: Convert to fraction form
804,971.05/1,207,456.58 = 243,932.65/x - Step 3: Cross multiply
804,971.05x = 1,207,456.58 × 243,932.65 - Step 4: Simplify right side
804,971.05x = 294,538,082,099.67 - Step 5: Solve for x
x = 294,538,082,099.67/804,971.05 - Step 6: Final answer
x = 365,898.98
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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.