Finding the Fourth Proportional to 727,633.08, 1,091,490.12 and 222,270.84
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Solution
The fourth proportional to 727,633.08, 1,091,490.12 and 222,270.84 is: 333,418.63
Step by Step Solution
- Step 1: Write the proportion equation
727,633.08 : 1,091,490.12 = 222,270.84 : x - Step 2: Convert to fraction form
727,633.08/1,091,490.12 = 222,270.84/x - Step 3: Cross multiply
727,633.08x = 1,091,490.12 × 222,270.84 - Step 4: Simplify right side
727,633.08x = 242,606,425,824.10 - Step 5: Solve for x
x = 242,606,425,824.10/727,633.08 - Step 6: Final answer
x = 333,418.63
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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.