Finding the Fourth Proportional to 747,727.56, 1,121,528.16 and 242,277.84
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Solution
The fourth proportional to 747,727.56, 1,121,528.16 and 242,277.84 is: 363,396.29
Step by Step Solution
- Step 1: Write the proportion equation
747,727.56 : 1,121,528.16 = 242,277.84 : x - Step 2: Convert to fraction form
747,727.56/1,121,528.16 = 242,277.84/x - Step 3: Cross multiply
747,727.56x = 1,121,528.16 × 242,277.84 - Step 4: Simplify right side
747,727.56x = 271,721,420,103.97 - Step 5: Solve for x
x = 271,721,420,103.97/747,727.56 - Step 6: Final answer
x = 363,396.29
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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.