Finding the Fourth Proportional to 960,079.62, 1,324,861.16 and 530,276.72
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Solution
The fourth proportional to 960,079.62, 1,324,861.16 and 530,276.72 is: 731,754.96
Step by Step Solution
- Step 1: Write the proportion equation
960,079.62 : 1,324,861.16 = 530,276.72 : x - Step 2: Convert to fraction form
960,079.62/1,324,861.16 = 530,276.72/x - Step 3: Cross multiply
960,079.62x = 1,324,861.16 × 530,276.72 - Step 4: Simplify right side
960,079.62x = 702,543,021,104.51 - Step 5: Solve for x
x = 702,543,021,104.51/960,079.62 - Step 6: Final answer
x = 731,754.96
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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.