Finding the Fourth Proportional to 374,884.94, 517,264.79 and 221,846.54
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Solution
The fourth proportional to 374,884.94, 517,264.79 and 221,846.54 is: 306,102.99
Step by Step Solution
- Step 1: Write the proportion equation
374,884.94 : 517,264.79 = 221,846.54 : x - Step 2: Convert to fraction form
374,884.94/517,264.79 = 221,846.54/x - Step 3: Cross multiply
374,884.94x = 517,264.79 × 221,846.54 - Step 4: Simplify right side
374,884.94x = 114,753,400,229.77 - Step 5: Solve for x
x = 114,753,400,229.77/374,884.94 - Step 6: Final answer
x = 306,102.99
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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.