Finding the Fourth Proportional to 246,383.47, 339,950.95 and 149,584.87
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Solution
The fourth proportional to 246,383.47, 339,950.95 and 149,584.87 is: 206,391.76
Step by Step Solution
- Step 1: Write the proportion equation
246,383.47 : 339,950.95 = 149,584.87 : x - Step 2: Convert to fraction form
246,383.47/339,950.95 = 149,584.87/x - Step 3: Cross multiply
246,383.47x = 339,950.95 × 149,584.87 - Step 4: Simplify right side
246,383.47x = 50,851,518,662.13 - Step 5: Solve for x
x = 50,851,518,662.13/246,383.47 - Step 6: Final answer
x = 206,391.76
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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.