Finding the Fourth Proportional to 753,108.24, 1,039,239.96 and 447,168.84
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Solution
The fourth proportional to 753,108.24, 1,039,239.96 and 447,168.84 is: 617,063.66
Step by Step Solution
- Step 1: Write the proportion equation
753,108.24 : 1,039,239.96 = 447,168.84 : x - Step 2: Convert to fraction form
753,108.24/1,039,239.96 = 447,168.84/x - Step 3: Cross multiply
753,108.24x = 1,039,239.96 × 447,168.84 - Step 4: Simplify right side
753,108.24x = 464,715,727,394.85 - Step 5: Solve for x
x = 464,715,727,394.85/753,108.24 - Step 6: Final answer
x = 617,063.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.