Finding the Fourth Proportional to 246,821.54, 340,613.97 and 133,644.02
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Solution
The fourth proportional to 246,821.54, 340,613.97 and 133,644.02 is: 184,428.88
Step by Step Solution
- Step 1: Write the proportion equation
246,821.54 : 340,613.97 = 133,644.02 : x - Step 2: Convert to fraction form
246,821.54/340,613.97 = 133,644.02/x - Step 3: Cross multiply
246,821.54x = 340,613.97 × 133,644.02 - Step 4: Simplify right side
246,821.54x = 45,521,020,218.96 - Step 5: Solve for x
x = 45,521,020,218.96/246,821.54 - Step 6: Final answer
x = 184,428.88
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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.