Finding the Fourth Proportional to 246,598.91, 340,306.49 and 133,421.66
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Solution
The fourth proportional to 246,598.91, 340,306.49 and 133,421.66 is: 184,121.89
Step by Step Solution
- Step 1: Write the proportion equation
246,598.91 : 340,306.49 = 133,421.66 : x - Step 2: Convert to fraction form
246,598.91/340,306.49 = 133,421.66/x - Step 3: Cross multiply
246,598.91x = 340,306.49 × 133,421.66 - Step 4: Simplify right side
246,598.91x = 45,404,256,804.57 - Step 5: Solve for x
x = 45,404,256,804.57/246,598.91 - Step 6: Final answer
x = 184,121.89
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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.